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Class 9 RD Sharma Solutions - Chapter 17 Constructions- Exercise 17.3
Last Updated: 13 December 2022
Question 1. Construct a Δ ABC in which BC = 3.6 cm, AB + AC = 4.8 cm and ∠B = 60°.Solution:Steps of Construction:1. Draw a line segment
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Class 9 RD Sharma Solutions - Chapter 2 Exponents of Real Numbers- Exercise 2.2 | Set 2
Last Updated: 30 April 2021
Question 12. Determine (8x)x, if 9x+2 = 240 + 9x.Solution:We have,= 9x+2 = 240 + 9x= 9x+2 − 9x = 240= 9x (92 − 1) = 240= 9x = 240/80= 32
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Class 9 RD Sharma Solutions - Chapter 8 Introduction to Lines and Angles- Exercise 8.4 | Set 2
Last Updated: 06 March 2023
Question 11. In the given figure, lines AB and CD are parallel and P is any point as shown in the figure. Show that ∠ABP+ ∠CDP= ∠DPB.S
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Class 9 RD Sharma Solutions - Chapter 6 Factorisation of Polynomials- Exercise 6.5 | Set 1
Last Updated: 30 April 2021
Question 1. Using factor theorem, factorize of the polynomials: x3 + 6x2 + 11x + 6Solution:Given that, polynomial eqn., f(x) = x3 + 6x2 + 11
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Class 9 RD Sharma Solutions - Chapter 15 Areas of Parallelograms and Triangles- Exercise 15.3 | Set 1
Last Updated: 19 April 2021
Question 1. In the figure, compute the area of quadrilateral ABCD.Solution:According to the questionDC = 17 cm, AD = 9 cm and BC = 8 cmFind:
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Class 9 RD Sharma Solutions - Chapter 24 Measures of Central Tendency - Exercise 24.3
Last Updated: 18 March 2021
Question 1. Find the median of the following data:83, 37, 70, 29, 45, 63, 41, 70, 34, 54Solution:Ascending order sequence of the numbers :29
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Class 9 RD Sharma Solution - Chapter 10 Congruent Triangles- Exercise 10.5
Last Updated: 28 March 2021
Question 1. ABC is a triangle and D is the mid-point of BC. The perpendiculars from D to AB and AC are equal. Prove that the triangle is iso
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Class 9 RD Sharma Solutions - Chapter 24 Measures of Central Tendency - Exercise 24.2
Last Updated: 18 March 2021
Question 1. Calculate the mean for the following distribution:x:56789f:4811143Solution:xffx5420684871498811889327N = 40[Tex]\sum f_x = 281[/
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Class 9 RD Sharma Solutions - Chapter 4 Algebraic Identities- Exercise 4.3 | Set 1
Last Updated: 03 March 2021
Question 1. Find the cube of each of the following binomial expressions.(a) (1/x+y/3)(b) (3/x-2/x2)(c) (2x+3/x)(d) (4-1/3x)Solution:(a) (1/x
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Class 9 RD Sharma Solutions - Chapter 5 Factorisation of Algebraic Expressions- Exercise 5.2 | Set 1
Last Updated: 23 February 2021
Factorize each of the following expressions:Question 1. p3+27Solution:⇒ p3+33⇒(p+3)(p2-3p-9) [ a3+b3=(a+b)(a2-ab+b2
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Class 9 RD Sharma Solutions - Chapter 6 Factorisation of Polynomials- Exercise 6.4 | Set 2
Last Updated: 11 February 2021
Question 13. Find the value of k if x - 3 is a factor ofk2x3 - kx2 + 3kx - kSolution:Let,f(x) = k2x3 - kx2 + 3kx - kAccording to factor theo
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Class 9 RD Sharma Solutions- Chapter 25 Probability - Exercise 25.1 | Set 1
Last Updated: 19 January 2021
Question 1. A coin is tossed 1000 times with the following sequence:Head: 455, Tail: 545Compute the probability of each event.Solution:Accor
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Class 9 RD Sharma Solutions - Chapter 4 Algebraic Identities- Exercise 4.4
Last Updated: 15 December 2020
Question 1. Find the following products?i. (3x + 2y) (9x2 – 6xy + 4y2)Solution:We know that a3 + b3 = (a + b)(a2 - ab + b2)we can write th
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Class 9 RD Sharma Solutions - Chapter 15 Areas of Parallelograms and Triangles- Exercise 15.1
Last Updated: 08 December 2020
Question 1. Which of the following figures lie on the same base and between the same parallels. In such a case, write the common base and tw
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Class 9 RD Sharma Solutions - Chapter 3 Rationalisation- Exercise 3.1
Last Updated: 01 December 2020
Question 1: Simplify each of the following:[Tex]\\(i)\sqrt[3]{4} \times \sqrt[3]{16}\\ (ii)\frac{\sqrt[4]{1250}}{\sqrt[4]{2}}[/Tex]Solution:
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