Q4Multiple choice
A wire is bent to form a square of side 22 cm. If the wire is rebent to form a circle, its radius is
- (a)22 cm
- (b)14 cm
- (c)11 cm
- (d)7 cm 1. Give the formula for the area of a circle in terms of the diameter d.
Show answer
(a) 22 cm
(c) 11 cm
(b) 14 cm