Find the area of a circle of radius 7 cm.

(i) Find the area of a circle of radius 21 cm. [Take pi = (22)/(7)] (ii) Find the area of a circle of radius 10 cm. [Take pi = 3.14]

Find the area of a circle of radius 35 cm.

Find the area of a circle of radius 5.6 cm.

Find the area of a circle of radius 4.2cm

Find the area of a circle of radius 4.2 cm

Attempt the following : (1) Find the area of a circle with radius 7 cm.

Find the area of a circle whose radius is 7cm (ii) 2.1m7km

Find the area of a circle whose radius is (a)7 cm (b) 2.1 m (c)7 km

Find the area of the circle of radius 4.2cm.