Chapter 17 Circle: Chord and Arc Set 17.2
Chapter 17 Circle: Chord and Arc Set 17.2 Question 1. The diameters PQ and RS of the circle with centre C are perpendicular to each other at C. State, why…
Chapter 17 Circle: Chord and Arc Set 17.1
Chapter 17 Circle: Chord and Arc Set 17.1 Question 1. In a circle with centre P, chord AB is drawn of length 13 cm, seg PQ ⊥ chord AB, then…
Chapter 16 Surface Area and Volume Set 16.3
Chapter 16 Surface Area and Volume Set 16.3 Question 1. Find the volume of the cylinder if height (h) and radius of the base (r) are as given below. i.…
Chapter 16 Surface Area and Volume Set 16.2
Chapter 16 Surface Area and Volume Set 16.2 Question 1. In each example given below, radius of base of a cylinder and its height are given. Then find the curved…
Chapter 16 Surface Area and Volume Set 16.1
Chapter 16 Surface Area and Volume Set 16.1 Question 1. Find the volume of a box if its length, breadth and height are 20 cm, 10.5 cm and 8 cm…
Chapter 15 Area Set 15.6
Chapter 15 Area Set 15.6 iii. Radius of the circle (r) = 17.5 cm … [Given] Area of the circle = πr² = x(17.5)² = x 17.5 x 17.5 =…
Chapter 15 Area Set 15.5
Chapter 15 Area Set 15.5 Question 1. Find the areas of given plots. (All measures are in meters.) ∴ Area of plot ABCDE = A(∆ABE) + A(∆BCE) + A(∆EDC) =…
Chapter 15 Area Set 15.4
Chapter 15 Area Set 15.4 ∴ The area of the triangle is 756 sq.cm. Question 2. Look at the measures shown in the given figure and find the area of…
Chapter 15 Area Set 15.3
Chapter 15 Area Set 15.3 Question 1. In the given figure, ☐ABCD is a trapezium, side AB || side DC, l(AB) = 13 cm, l(DC) = 9 cm, l(AD) =…
Chapter 15 Area 15.2
Chapter 15 Area 15.2 Question 3. If perimeter of a rhombus is 100 cm and length of one diagonal is 48 cm, what is the area of the quadrilateral? Solution:…