Page 153 - ICSE Math 5

45 cm
Example 11: If the side of a square table is 45 cm, find its area.
Solution: Side of a square table = 45 cm

 Area of the square table = Side × Side 45 cm 45 cm
= 45 cm × 45 cm = 2,025 cm 2

2
So, the area of the square table is 2,025 cm .
45 cm

Exercise 10.2

1. Find the area of the given figures. Each square in the given figures has an area of
1 square unit.

(a) (b)

(c) (d)

2. Find the area of rectangles whose dimensions are given below.

(a) Length = 20 m, Breadth = 10 m (b) Length = 20 cm, Breadth = 15 cm

(c) Length = 15 cm, Breadth = 12 cm (d) Length = 7 m, Breadth = 5 cm
3. Find the area of squares with the given sides.

(a) 5 cm (b) 3 mm (c) 12 cm (d) 8 m (e) 10 m

4. Solve the following word problems.
(a) The length of a notebook is 28 cm and its breadth is 12 cm. Find its area.

2
(b) The area of a rectangular swimming pool is 98 m . If the length of the swimming pool
is 14 m, find its breadth.

(c) The side of a square garden is 32 m long. Find its area.

143