NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.3

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.3

Get Free NCERT Solutions for Class 10 Maths Chapter 13 Ex 13.3 PDF. Surface Areas and Volumes Class 10 Maths NCERT Solutions are extremely helpful while doing your homework. Exercise 13.3 Class 10 Maths NCERT Solutions were prepared by Experienced LearnCBSE.in Teachers. Detailed answers of all the questions in Chapter 13 Maths Class 10 Surface Areas and Volumes Exercise 13.3 provided in NCERT TextBook.

Topics and Sub Topics in Class 10 Maths Chapter 13 Surface Areas and Volumes:

Section Name Topic Name
13 Surface Areas And Volumes
13.1 Introduction
13.2 Surface Area Of A Combination Of Solids
13.3 Volume Of A Combination Of Solids
13.4 Conversion Of Solid From One Shape To Another
13.5 Frustum Of A Cone
13.6 Summary

You can also download the free PDF of  Ex 13.3 Class 10 Surface Areas and Volumes NCERT Solutions or save the solution images and take the print out to keep it handy for your exam preparation.

Board CBSE
Textbook NCERT
Class Class 10
Subject Maths
Chapter Chapter 13
Chapter Name Surface Areas and Volumes
Exercise Ex 13.3
Number of Questions Solved 9
Category NCERT Solutions

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.3

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.3 are part of NCERT Solutions for Class 10 Maths. Here we have given NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.3

Ex 13.3 Class 10 Maths Question 1.
A metallic sphere of radius 4.2 cm is melted and recast into the shape of a cylinder of radius 6 cm. Find the height of the cylinder.
Solution:
NCERT Solutions for Class 10 Maths Chapter 13 Pdf 13.1 Q1

Ex 13.3 Class 10 Maths Question 2.
Metallic spheres of radii 6 cm, 8 cm and 10 cm, respectively, are melted to form a single solid sphere. Find the radius of the resulting sphere.
Solution:
Ex 13.3 Class 10 Maths NCERT Solutions PDF Q2

Download NCERT Solutions For Class 10 Maths Chapter 13 Surface Areas and Volumes PDF

Ex 13.3 Class 10 Maths Question 3.
A 20 m deep well with diameter 7 m is dug and the earth from digging is evenly spread out to form a platform 22 m by 14 m. Find the height of the platform.
Solution:
Ex 13.3 Class 10 Maths NCERT Solutions PDF Q3

Ex 13.3 Class 10 Maths Question 4.
A well of diameter 3 m is dug 14 m deep. The earth taken out of it has been spread evenly all around it in the shape of a circular ring of width 4 m to form an embankment. Find the height of the embankment.
Solution:
Exercise 13.3 Class 10 Maths NCERT Solutions PDF Q4

Ex 13.3 Class 10 Maths Question 5.
A container shaped like a right circular cylinder having diameter 12 cm and height 15 cm is full of ice cream. The ice cream is to be filled into cones of height 12 cm and diameter 6 cm, having a hemispherical shape on the top. Find the number of such cones which can be filled with ice cream.
Solution:
Exercise 13.3 Class 10 Maths NCERT Solutions PDF Q5

Ex 13.3 Class 10 Maths Question 6.
How many silver coins, 1.75 cm in diameter and of thickness 2 mm, must be melted to form a cuboid of dimensions 5.5 cm × 10 cm × 3.5 cm?
Solution:
Ch 13 Maths Class 10 Ex 13.3 NCERT Solutions PDF Q6

Ex 13.3 Class 10 Maths Question 7.
A cylindrical bucket, 32 cm high and with radius of base 18 cm, is filled with sand. This bucket is emptied on the ground and a conical heap of sand is formed. If the height of the conical heap is 24 cm, find the radius and slant height of the heap.
Solution:
Chapter 13 Maths Class 10 NCERT Solutions Ex 13.3 PDF Q7

Ex 13.3 Class 10 Maths Question 8.
Water in a canal, 6 m wide and 1.5 m deep, is flowing with a speed of 10 km/h. How much area will it irrigate in 30 minutes, if 8 cm of standing water is needed?
Solution:
Class 10 Maths Chapter 13 NCERT Solutions Ex 13.3 PDF Q8

Ex 13.3 Class 10 Maths Question 9.
A farmer connects a pipe of internal diameter 20 cm from a canal into a cylindrical tank in her field, which is 10 m in diameter and 2 m deep. If water flows through the pipe at the rate of 3 km/h, in how much time will the tank be filled?
Solution:
Surface Area And Volume Class 10 NCERT Solutions Ex 13.3 PDF Q9

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes (Hindi Medium) Ex 13.3

NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.3 in PDF
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.3 surface areas and volumes in English medium for 2018-19.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.3 for high school up board.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.3 in Hindi medium free for all high school student.
10 Maths Exercise 13.3 Solutions hindi me
10 Maths Exercise 13.3 Solutions for up board 2018-19.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.3 Surface Areas and Volumes in pdf
10 Maths Exercise 13.3 Solutions free to download.
Class 10 Maths Exercise 13.3 sols in Hindi medium.
Class 10 Maths Exercise 13.3 solutions for CBSE and UP Board 2018-19 updated.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.3 Surface Areas and Volumes
10 maths exercise 13.3

We hope the NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.3, help you. If you have any query regarding NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Exercise 13.3, drop a comment below and we will get back to you at the earliest.

NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Ex 5.2

NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Ex 5.2

Get Free NCERT Solutions for Class 10 Maths Chapter 5 Ex 5.2 PDF. Arithmetic Progressions Class 10 Maths NCERT Solutions are extremely helpful while doing your homework. Exercise 5.2 Class 10 Maths NCERT Solutions were prepared by Experienced LearnCBSE.in Teachers. Detailed answers of all the questions in Chapter 5 Maths Class 10 Arithmetic Progressions Exercise 5.2 provided in NCERT TextBook.

Topics and Sub Topics in Class 10 Maths Chapter 5 Arithmetic Progressions:

Section Name Topic Name
5 Arithmetic Progressions
5.1 Introduction
5.2 Arithmetic Progressions
5.3 Nth Term Of An AP
5.4 Sum Of First N Terms Of An AP
5.5 Summary

You can also download the free PDF of  Ex 5.2 Class 10 Arithmetic Progressions NCERT Solutions or save the solution images and take the print out to keep it handy for your exam preparation.

Board CBSE
Textbook NCERT
Class Class 10
Subject Maths
Chapter 5
Chapter Name Arithmetic Progressions
Exercise Ex 5.2
Number of Questions Solved 20
Category NCERT Solutions

NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Ex 5.2

NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Ex 5.2 are part of NCERT Solutions for Class 10 Maths. Here we have given NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Exercise 5.2

Ex 5.2 Class 10 Maths Question 1.
Fill in the blanks in the following table, given that a is the first term, d the common difference and the nth term of the AP:
NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Ex 5.2 Q1
Solution:
Ex 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q1

Ex 5.2 Class 10 Maths Question 2.
Choose the correct choice in the following and justify:
(i) 30th term of the AP: 10, 7, 4, …, is
(a) 97
(b) 77
(c) -77
(d) -87

(ii) 11th term of the AP: -3, \(\frac { -1 }{ 2 }\) , 2, …, is
(a) 28
(b) 22
(c) -38
(d) -48
Solution:
Ex 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q2

Download NCERT Solutions For Class 10 Maths Chapter 5 Arithmetic Progressions PDF

Ex 5.2 Class 10 Maths Question 3.
In the following APs, find the missing terms in the boxes:
NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Ex 5.2 Q2
Solution:
Ex 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q3
Ex 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q3.1
Ex 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q3.2

Ex 5.2 Class 10 Maths Question 4.
Which term of the AP: 3, 8, 13, 18, …, is 78?
Solution:
Ex 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q4

Ex 5.2 Class 10 Maths Question 5.
Find the number of terms in each of the following APs:
(i) 7, 13, 19, …, 205
(ii) 18, 15\(\frac { 1 }{ 2 }\), 13, …, -47
Solution:
Exercise 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q5

Ex 5.2 Class 10 Maths Question 6.
Check, whether -150 is a term of the AP: 11, 8, 5, 2, ….
Solution:
Exercise 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q6

Ex 5.2 Class 10 Maths Question 7.
Find the 31st term of an AP whose 11th term is 38 and the 16th term is 73.
Solution:
Exercise 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q7

Ex 5.2 Class 10 Maths Question 8.
An AP consists of 50 terms of which 3rd term is 12 and the last term is 106. Find the 29th term.
Solution:
Exercise 5.2 Class 10 Maths NCERT Solutions Arithmetic Progression Q8

Ex 5.2 Class 10 Maths Question 9.
If the 3rd and the 9th term of an AP are 4 and -8 respectively, which term of this AP is zero?
Solution:
Arithmetic Progression Class 10 NCERT Solutions Pdf Ex 5.2 Q9

Ex 5.2 Class 10 Maths Question 10.
The 17th term of an AP exceeds its 10th term by 7. Find the common difference.
Solution:
Arithmetic Progression Class 10 NCERT Solutions Pdf Ex 5.2 Q10

Ex 5.2 Class 10 Maths Question 11.
Which term of the AP: 3, 15, 27, 39, … will be 132 more than its 54th term?
Solution:
Arithmetic Progression Class 10 NCERT Solutions Pdf Ex 5.2 Q11

Ex 5.2 Class 10 Maths Question 12.
Two APs have the same common difference. The difference between their 100th terms is 100, what is the difference between their 1000th terms?
Solution:
Arithmetic Progression Class 10 NCERT Solutions Pdf Ex 5.2 Q12

Ex 5.2 Class 10 Maths Question 13.
How many three-digit numbers are divisible by 7?
Solution:
Chapter 5 Maths Class 10 NCERT Solutions Arithmetic Progression Ex 5.2 Q13

Ex 5.2 Class 10 Maths Question 14.
How many multiples of 4 lie between 10 and 250?
Solution:
Chapter 5 Maths Class 10 NCERT Solutions Arithmetic Progression Ex 5.2 Q14

Ex 5.2 Class 10 Maths Question 15.
For what value of n, the nth term of two APs: 63, 65, 61,… and 3, 10, 17,… are equal?
Solution:
Chapter 5 Maths Class 10 NCERT Solutions Arithmetic Progression Ex 5.2 Q15

Ex 5.2 Class 10 Maths Question 16.
Determine the AP whose 3rd term is 16 and 7th term exceeds the 5th term by 12.
Solution:
Chapter 5 Maths Class 10 NCERT Solutions Arithmetic Progression Ex 5.2 Q16

Ex 5.2 Class 10 Maths Question 17.
Find the 20th term from the last term of the AP: 3, 8, 13, …, 253.
Solution:
Ch 5 Maths Class 10 NCERT Solutions Arithmetic Progression Ex 5.2 Q17

Ex 5.2 Class 10 Maths Question 18.
The sum of the 4th and 8th terms of an AP is 24 and the sum of the 6th and 10th terms is 44. Find the first three terms of the AP.
Solution:
Ch 5 Maths Class 10 NCERT Solutions Arithmetic Progression Ex 5.2 Q18

Ex 5.2 Class 10 Maths Question 19.
Subba Rao started work in 1995 at an annual salary of ₹ 5000 and received an increment of ₹ 200 each year. In which year did his income reach ₹ 7000 ?
Solution:
Ch 5 Maths Class 10 NCERT Solutions Arithmetic Progression Ex 5.2 Q19

Ex 5.2 Class 10 Maths Question 20.
Ramkali saved ₹ 5 in the first week of a year and then increased her weekly saving by ₹ 1.75. If in the nth week, her weekly saving become ₹ 20.75, find n.
Solution:
Ch 5 Maths Class 10 NCERT Solutions Arithmetic Progression Ex 5.2 Q20

CLASS 10 MATHS CHAPTER 5 EXERCISE 5.2 AP SOLUTIONS IN HINDI

NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.2 AP
NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.2 AP in English Medium
NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.2 AP Question 1, 2, 3, 4, 5
NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.2 AP in PDF form
Class 10 Maths Chapter 5 Exercise 5.2 Question 6, 7, 8, 9, 10
Class 10 Maths Chapter 5 Exercise 5.2 Solutions in English medium
Class 10 Maths Chapter 5 Exercise 5.2 question 11, 12, 13, 14, 15
Class 10 Maths Chapter 5 Exercise 5.2 question 16, 17, 18, 19, 20
Class 10 Maths Chapter 5 Exercise 5.2 Question 1, 2, 3 solutions in Hindi
Class 10 Maths Chapter 5 Exercise 5.2 Solutions in Hindi Medium
Class 10 Maths Chapter 5 Exercise 5.2 Solutions in PDF
Class 10 Maths Chapter 5 Exercise 5.2 solutions for 2018-2019 exams
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NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.2 AP All Question-Answers
NCERT Solutions for class 10 Maths Chapter 5 Exercise 5.2 AP in Hindi Medium
Class 10 Maths Chapter 5 Exercise 5.1 Solutions for UP Board in Hindi
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10 Maths Exercise 5.2
Class 10 Maths Chapter 5 Exercise 5.2
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Chapter 5 Exercise 5.2 AP All Question-Answers

We hope the NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Ex 5.2, help you. If you have any query regarding NCERT Solutions for Class 10 Maths Chapter 5 Arithmetic Progressions Exercise 5.2, drop a comment below and we will get back to you at the earliest.

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.2

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.2

Get Free NCERT Solutions for Class 10 Maths Chapter 13 Ex 13.2 PDF. Surface Areas and Volumes Class 10 Maths NCERT Solutions are extremely helpful while doing your homework. Exercise 13.2 Class 10 Maths NCERT Solutions were prepared by Experienced LearnCBSE.in Teachers. Detailed answers of all the questions in Chapter 13 Maths Class 10 Surface Areas and Volumes Exercise 13.2 provided in NCERT TextBook.

Topics and Sub Topics in Class 10 Maths Chapter 13 Surface Areas and Volumes:

Section Name Topic Name
13 Surface Areas And Volumes
13.1 Introduction
13.2 Surface Area Of A Combination Of Solids
13.3 Volume Of A Combination Of Solids
13.4 Conversion Of Solid From One Shape To Another
13.5 Frustum Of A Cone
13.6 Summary

You can also download the free PDF of  Ex 13.2 Class 10 Surface Areas and Volumes NCERT Solutions or save the solution images and take the print out to keep it handy for your exam preparation.

Board CBSE
Textbook NCERT
Class Class 10
Subject Maths
Chapter Chapter 13
Chapter Name Surface Areas and Volumes
Exercise Ex 13.2
Number of Questions Solved 8
Category NCERT Solutions

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.2

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.2 are part of NCERT Solutions for Class 10 Maths. Here we have given NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.2

Ex 13.2 Class 10 Maths Question 1.
A solid is in the shape of a cone standing on a hemisphere with both their radii being equal to 1 cm and the height of the cone is equal to its radius. Find the volume of the solid in terms of π.
Solution:
NCERT Solutions for Class 10 Maths Chapter 13 Pdf Q1

Ex 13.2 Class 10 Maths Question 2.
Rachel, an engineering student, was asked to make a model shaped like a cylinder with two cones attached at its two ends by using a thin aluminium sheet. The diameter of the model is 3 cm and its length is 12 cm. If each cone has a height of 2 cm, find the volume of air contained in the model that Rachel made. (Assume the outer and inner dimensions of the model to be nearly the same.)
Solution:
Ex 13.2 Class 10 Maths NCERT Solutions PDF Q2

Download NCERT Solutions For Class 10 Maths Chapter 13 Surface Areas and Volumes PDF

Ex 13.2 Class 10 Maths Question 3.
A gulab jamun, contains sugar syrup up to about 30% of its volume. Find approximately how much syrup would be found in 45 gulab jamuns, each shaped like a cylinder with two hemispherical ends with length 5 cm and diameter 2.8 cm.
NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.2 Q3
Solution:
Ex 13.2 Class 10 Maths NCERT Solutions PDF Q3

Ex 13.2 Class 10 Maths Question 4.
A pen stand made of wood is in the shape of a cuboid with four conical depressions to hold pens. The dimensions of the cuboid are 15 cm by 10 cm by 3.5 cm. The radius of each of the depressions is 0.5 cm and the depth is 1.4 cm. Find the volume of wood in the entire stand.
NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.2 Q4
Solution:
Exercise 13.2 Class 10 Maths NCERT Solutions PDF Q4

Question 5.
A vessel is in the form of an inverted cone. Its height is 8 cm and the radius of its top, which is open, is 5 cm. It is filled with water up to the brim. When lead shots, each of which is a sphere of radius 0.5 cm are dropped into the vessel, one-fourth of the water flows out. Find the number of lead shots dropped in the vessel.
Solution:
Ch 13 Maths Class 10 Ex 13.2 NCERT Solutions PDF Q5

Ex 13.2 Class 10 Maths Question 6.
A solid iron pole consists of a cylinder of height 220 cm and base diameter 24 cm, which is surmounted by another cylinder of height 60 cm and radius 8 cm. Find the mass of the pole, given that 1 cm3 of iron has approximately 8g mass.
Solution:
Chapter 13 Maths Class 10 NCERT Solutions PDF Q6

Ex 13.2 Class 10 Maths Question 7.

A solid consisting of a right circular cone of height 120 cm and radius 60 cm standing on a hemisphere of radius 60 cm is placed upright in a right circular cylinder full of water such that it touches the bottom. Find the volume of water left in the cylinder, if the radius of the cylinder is 60 cm and its height is 180 cm.
Solution:
Class 10 Maths Chapter 13 NCERT Solutions PDF Q7.1
Class 10 Maths Chapter 13 NCERT Solutions PDF Q7.1

Ex 13.2 Class 10 Maths Question 8.
A spherical glass vessel has a cylindrical neck 8 cm long, 2 cm in diameter; the diameter of the spherical part is 8.5 cm. By measuring the amount of water it holds, a child finds its volume to be 345 cm3. Check whether she is correct, taking the above as the inside measurements, and π = 3.14.
Solution:
Surface Area And Volume Class 10 NCERT Solutions PDF Q8

NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes (Hindi Medium) Ex 13.2

NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.2 in PDF form.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.2 surface areas and volumes in English medium free for 2018-19.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.2 for CBSE and UP Board 2018-19.
Class 10 Maths Exercise 13.2 Solutions
Class 10 Maths Exercise 13.2 sols in Hindi medium.
Class 10 Maths Exercise 13.2 solutions for CBSE and UP Board 2018-19 updated.
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NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.2 Surface Areas and Volumes in pdf
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NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.2 in PDF form.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.2 surface areas and volumes in English medium free for 2018-19.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.1 for CBSE and UP Board 2018-19.
NCERT Solutions for Class 10 Maths Chapter 13 Exercise 13.2

We hope the NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Ex 13.2, help you. If you have any query regarding NCERT Solutions for Class 10 Maths Chapter 13 Surface Areas and Volumes Exercise 13.2, drop a comment below and we will get back to you at the earliest.

NCERT Solutions For Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2

NCERT Solutions For Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2

Get Free NCERT Solutions for Class 10 Maths Chapter 4 Ex 4.2 Quadratic Equations Class 10 Maths NCERT Solutions are extremely helpful while doing homework. Exercise 4.2 Class 10 Maths NCERT Solutions were prepared by Experienced LearnCBSE.in Teachers. Detailed answers of all the questions in Chapter 4 Maths Class 10 Quadratic Equations Exercise 4.2 Provided in NCERT Textbook

Topics and Sub Topics in Class 10 Maths Chapter 4 Quadratic Equations:

Section Name Topic Name
4 Quadratic Equations
4.1 Introduction
4.2 Quadratic Equations
4.3 Solution of a Quadratic Equation by Factorisation
4.4 Solution of a Quadratic Equation by Completing the Square
4.5 Nature of Roots
4.6 Summary

You can also download the free PDF of Chapter 4 Ex 4.2 Quadratic Equations NCERT Solutions or save the solution images and take the print out to keep it handy for your exam preparation.

Board CBSE
Textbook NCERT
Class Class 10
Subject Maths
Chapter Chapter 4
Chapter Name Quadratic Equations
Exercise Ex 4.2
Number of Questions Solved 6
Category NCERT Solutions

NCERT Solutions For Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2

NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2 are part of NCERT Solutions for Class 10 Maths. Here we have given NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2.

Ex 4.2 Class 10 Maths Question 1.
Find the roots of the following quadratic equations by factorisation:
(i) x2 -3x – 10 = 0
(ii) 2x2 + x – 6 = 0
(iii) √2x2 + 7x + 5√2 = 0
(iv) 2x2 – x + \(\frac { 1 }{ 8 }\) = 0 8
(v) 100 x2 – 20 X + 1 = 0
Solution:
NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Exercise 4.2 Q1
NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Exercise 4.2 Q1.1
NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Exercise PDF 4.2 Q1

Ex 4.2 Class 10 Maths Question 2.
Solve the following situations mathematically:
(i) John and Jivanti together have 45 marbles. Both of them lost 5 marbles each and the product of the number of marbles they now have is 124. We would like to find out how many marbles they had to start with.
(ii) A cottage industry produces a certain number of toys in a day. The cost of production of each toy (in rupees) was found to be 55 minus the number of toys produced in a day. On a particular day, the total cost of production was ₹750. We would like to find out the number of toys produced on that day.
Solution:
Exercise 4.2 Class 10 Maths NCERT Solutions Chapter 4 Quadratic Equations PDF Download Q2

Download NCERT Solutions For Class 10 Maths Chapter 4 Quadratic Equations PDF

Ex 4.2 Class 10 Maths Question 3.
Find two numbers whose sum is 27 and product is 182.
Solution:
Exercise 4.2 Class 10 Maths NCERT Solutions Chapter 4 Quadratic Equations Free PDF Download Q3

Ex 4.2 Class 10 Maths Question 4.
Find two consecutive positive integers, the sum of whose squares is 365.
Solution:
Exercise 4.2 Class 10 Maths NCERT Solutions Chapter 4 Quadratic Equations PDF Q3

Ex 4.2 Class 10 Maths Question 5.
The altitude of a right triangle is 7 cm less than its base. If the hypotenuse is 13 cm, find the other two sides.
Solution:
Exercise 4.2 Class 10 Maths NCERT Solutions Chapter 4 Quadratic Equations Q5

Ex 4.2 Class 10 Maths Question 6.
A cottage industry produces a certain number of pottery articles in a day. It was observed on a particular day that the cost of production of each article (in rupees) was 3 more than twice the number of articles produced on that day. If the total cost of production on that day was ₹90, find the number of articles produced and the cost of each article.
Solution:
Chapter 4 Maths Class 10 NCERT Solutions Exercise 4.2 PDF Download Q6

NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations (Hindi Medium) Ex 4.2

NCERT Solutions for Class 10 Maths Chapter 4 Exercise 4.2 Quadratic Equations
NCERT Solutions for Class 10 Maths Chapter 4 Exercise 4.2 in English PDF
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NCERT Solutions for Class 10 Maths Chapter 4 Exercise 4.2 Quadratic Equations
NCERT Solutions for Class 10 Maths Chapter 4 Exercise 4.2 Quadratic Equations in Hindi
NCERT Solutions for Class 10 Maths Chapter 4 Exercise 4.2 in English PDF
class 10 maths chapter 4 exercise 4.2 in english

We hope the NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2, help you. If you have any query regarding NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Exercise 4.2, drop a comment below and we will get back to you at the earliest.

NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2

NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2

Get Free NCERT Solutions for Class 10 Maths Chapter 10 Ex 10.2 PDF. Circles Class 10 Maths NCERT Solutions are extremely helpful while doing your homework. Exercise 10.2 Class 10 Maths NCERT Solutions were prepared by Experienced LearnCBSE.in Teachers. Detailed answers of all the questions in Chapter 10 Maths Class 10 Circles Exercise 10.2 provided in NCERT TextBook.

Topics and Sub Topics in Class 10 Maths Chapter 10 Circles:

Section Name Topic Name
10 Circles
10.1 Introduction
10.2 Tangent To A Circle
10.3 Number Of Tangents From A Point On A Circle
10.4 Summary

You can also download the free PDF of  Ex 10.1 Class 10 Circles NCERT Solutions or save the solution images and take the print out to keep it handy for your exam preparation.

Board CBSE
Textbook NCERT
Class Class 10
Subject Maths
Chapter Chapter 10
Chapter Name Circles
Exercise Ex 10.2
Number of Questions Solved 13
Category NCERT Solutions

NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2

NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2 are part of NCERT Solutions for Class 10 Maths. Here we have given NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2

In Q.1 to 3 choose the correct option and give justification.

Ex 10.2 Class 10 Maths Question 1.
From a point Q, the length of the tangent to a circle is 24 cm and the distance of Q from the centre is 25 cm. The radius of the circle is
(a) 7 cm
(b) 12 cm
(c) 15 cm
(d) 24.5 cm
Solution:
Ex 10.2 Class 10 Maths Solutions NCERT PDF Q1

Ex 10.2 Class 10 Maths Question 2.
In figure, if TP and TQ are the two tangents to a circle with centre O so that ∠POQ = 110°, then ∠PTQ is equal to
(a) 60°
(b) 70°
(c) 80°
(d) 90°
NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2 Q1
Solution:
Ex 10.2 Class 10 Maths Solutions NCERT PDF Q2

Download NCERT Solutions For Class 10 Maths Chapter 10 Circles PDF

Ex 10.2 Class 10 Maths Question 3.
If tangents PA and PB from a point P to a circle with centre O are inclined to each other at angle of 80°, then ∠POA is equal to
(a) 50°
(b) 60°
(c) 70°
(d) 80°
Solution:
Ex 10.2 Class 10 Maths Solutions NCERT PDF Q3

Ex 10.2 Class 10 Maths Question 4.
Prove that the tangents drawn at the ends of a diameter of a circle are parallel.
Solution:
Exercise 10.2 Class 10 Maths Solutions NCERT PDF Q4

Ex 10.2 Class 10 Maths Question 5.
Prove that the perpendicular at the point of contact to the tangent to a circle passes through the centre.
Solution:
Exercise 10.2 Class 10 Maths Solutions NCERT PDF Q5

Ex 10.2 Class 10 Maths Question 6.
The length of a tangent from a point A at distance 5 cm from the centre of the circle is 4 cm. Find the radius of the circle.
Solution:
Exercise 10.2 Class 10 Maths Solutions NCERT PDF Q6

Ex 10.2 Class 10 Maths Question 7.
Two concentric circles are of radii 5 cm and 3 cm. Find the length of the chord of the larger circle which touches the smaller circle.
Solution:
Circles Class 10 NCERT Solutions Ex 10.2 PDF Q7

Ex 10.2 Class 10 Maths Question 8.
A quadrilateral ABCD is drawn to circumscribe a circle (see figure). Prove that AB + CD = AD + BC.
NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2 Q8
Solution:
Circles Class 10 NCERT Solutions Ex 10.2 PDF Q8

Ex 10.2 Class 10 Maths Question 9.
In figure, XY and X’Y’ are two parallel tangents to a circle , x with centre O and another tangent AB with point of contact C intersecting XY at A and X’Y’ at B. Prove that ∠AOB = 90°.
NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2 Q9
Solution:
Chapter 10 Maths Class 10 NCERT Solutions Ex 10.2 PDF Q9

Ex 10.2 Class 10 Maths Question 10.
Prove that the angle between the two tangents drawn from an external point to a circle is supplementary to the angle subtended by the line segment joining the points of contact at the centre.
Solution:
Chapter 10 Maths Class 10 NCERT Solutions Ex 10.2 PDF Q10

Ex 10.2 Class 10 Maths Question 11.
Prove that the parallelogram circumscribing a circle is a rhombus.
Solution:
Ch 10 Maths Class 10 NCERT Solutions Ex 10.2 PDF Q11

Ex 10.2 Class 10 Maths Question 12.
A triangle ABC is drawn to circumscribe a circle of radius 4 cm such that the segments BD and DC into which BC is divided by the point of contact D are of lengths 8 cm and 6 cm respectively (see figure). Find the sides AB and AC.
NCERT Solutions for Class 10 Maths Chapter 10 Circles Ex 10.2 Q12
Solution:
Ch 10 Maths Class 10 NCERT Solutions Ex 10.2 PDF Q12

Ex 10.2 Class 10 Maths Question 13.
Prove that opposite sides of a quadrilateral circumscribing a circle subtend supplementary angles at the centre of the circle.
Solution:
Ex 10.2 Class 10 Maths Solutions NCERT PDF Q13

NCERT Solutions for Class 10 Maths Chapter 10 Circles (Hindi Medium) Ex 10.2

10 Maths Chapter 10 Exercise 10.1
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