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Tag Archives: RD Sharma Class-9

Question 1: Define the following terms. (i) Line segment (ii) Collinear points (iii) Parallel lines (iv) Intersecting lines (v) Concurrent lines (vi) Ray (vii) Half-line… Read More
Question 1: Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer: (i) 3x2 – 4x… Read More
Question 1. Find out the mode of the following marks obtained by 15 students in a class:Marks : 4, 6, 5, 7, 9, 8, 10,… Read More
Question 1: Fill in the blanks:(i) All points lying inside/outside a circle are called ______ points/_______ points.(ii) Circles having the same centre and different radii… Read More
Question 1: In figure, It is given that AB = CD and AD = BC. Prove that ΔADC ≅ ΔCBA. Solution:Attention reader! All those who… Read More
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… Read More
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… Read More
Question 1: The exterior angles, obtained on producing the base of a triangle both ways are 104° and 136°. Find all the angles of the… Read More
Question 1: In figure, it is given that RT = TS, ∠1 = 2∠2 and ∠4 = 2(∠3). Prove that ΔRBT ≅ ΔSAT. Solution:  In… Read More
Question 1: Give the geometric representations of the following equations(a) on the number line (b) on the Cartesian plane:(i) x = 2 (ii) y + 3… Read More
Question 1. Three angles of a quadrilateral are respectively equal to 110°, 50° and 40°. Find its fourth angle. Solution: Given,The three angles are 110°,… Read More
Question 1. Three girls Ishita, Isha and Nisha are playing a game by standing on a circle of radius 20m drawn in a park. Ishita… Read More
Question 1: Factorize x3 + x – 3x2 – 3 Solution: x3 + x – 3x2 – 3Attention reader! All those who say programming isn't… Read More
Question 1: Express each of the following decimals in the form p/q: (i) 0.39 (ii) 0.750 (iii) 2.15 (iv) 7.010 (v) 9.90 (vi) 1.0001 Solution:… Read More
Question 1: In a triangle ΔABC, if ∠A = 55° ∠B = 40°, find ∠C. Solution: Given: A = 55° and B = 40°Attention reader!… Read More