The perimeter of a square is equal to the circumference of a circle. If the side of the square is 22 cm, find the radius of the circle.

Topic: Geometry &amp; Mensuration
Subtopic: Perimeter and Area

A7 cm

B14 cm

C21 cm

D28 cm

Explanation

Perimeter of square = 4 * 22 = 88 cm. Circumference = 2 * (22/7) * r = 88 => 44/7 * r = 88 => r = 14 cm.

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