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Last Updated: 19 March 2023
RD Sharma Solutions for class 9 provides vast knowledge about the concepts through the chapter-wise solutions. These solutions help to solve problems of higher difficulty
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Class 9 RD Sharma Solutions - Chapter 16 Circles- Exercise 16.2
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Question 1. The radius of a circle is 8 cm and the length of one of its chords is 12 cm. Find the distance of the chord from the centre.Solution:According to the question,
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Class 9 RD Sharma Solutions - Chapter 2 Exponents of Real Numbers- Exercise 2.1
Last Updated: 04 May 2021
Question 1 (i). Simplify 3(a4b3)10 × 5(a2b2)3Solution:Given3(a4b3)10 × 5(a2b2)3= 3 × a40 × b30 × 5 × a6 × b6= 3 × a46 × b36 × 5 [am × an = am+n]= 15 × a46 × b36
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Class 9 RD Sharma Solutions - Chapter 14 Quadrilaterals - Exercise 14.2
Last Updated: 28 March 2021
Question 1. Two opposite angles of a parallelogram are (3x - 2)° and (50 - x)°. Find the measure of each angle of the parallelogram.Solution:Given: Two opposite angles of
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Class 9 RD Sharma Solutions - Chapter 1 Number System - Exercise 1.2
Last Updated: 03 March 2021
Question 1. Express the following rational numbers as decimals:i) 42/100ii) 327/500iii) 15/4Solutions:(i) 42/100Using long division method:So, 42/100 = 0.42(ii) 327/500Usi
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Class 9 RD Sharma Solutions - Chapter 12 Heron’s Formula- Exercise 12.1
Last Updated: 11 February 2021
Question1. Find the area of a triangle whose sides are respectively 150 cm, 120 cm and 200 cm.Solution:By Heron's formula, we have,Area of triangle =[Tex]\sqrt[]{s(s-a)(s-
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Class 9 RD Sharma Solutions - Chapter 18 Surface Area and Volume of a Cuboid and Cube - Exercise 18.2 | Set 2
Last Updated: 11 February 2021
Question 14. The dimensions of a cinema hall are 100 m, 50 m, 18 m. How many persons can sit in the hall, if each person requires 150 m3of air?Solution:Length of hall = 10
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Class 9 RD Sharma Solutions- Chapter 20 Surface Area And Volume of A Right Circular Cone - Exercise 20.1 | Set 2
Last Updated: 13 January 2021
Question 11. A joker's cap is in the form of a right circular cone of base radius 7cm and height 24 cm. Find the area of the sheet required to make 10 such caps.Solution:A
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Class 9 RD Sharma Solutions - Chapter 21 Surface Area and Volume of a Sphere - Exercise 21.2 | Set 2
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Question 17. A cylindrical jar of radius 6 cm contains oil. Iron spheres each of radius 1.5 cm are immersed in the oil. How many spheres are necessary to raise the level o
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Class 9 RD Sharma Solutions - Chapter 1 Number System - Exercise 1.4
Last Updated: 04 March 2021
Question 1: Define an irrational number.Solution:A real number that cannot be expressed in the form of fractions i.e. p/q, where p and q are integers and q ≠ 0. It is a no
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Class 9 RD Sharma Solutions - Chapter 13 Linear Equation in Two Variable- Exercise 13.2
Last Updated: 11 December 2020
Question 1. Write two solutions for each of the following equations:(i) 3x + 4y = 7(ii) x = 6y(iii) x + πy = 4(iv) 2/3 x − y = 4Solution:(i) 3x + 4y = 7Substituting x =1We
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Class 9 RD Sharma Solutions - Chapter 9 Triangles and its Angles- Exercise 9.2
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Class 9 RD Sharma Solutions - Chapter 18 Surface Area and Volume of a Cuboid and Cube - Exercise 18.1
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Question 1: Find the lateral surface area and total surface area of a cuboid of length 80 cm, breadth 40 cm, and height 20 cm.Solution:Given, dimensions of cuboid are:Leng
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Class 9 RD Sharma Solutions - Chapter 1 Number System - Exercise 1.1
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