Question

The radius of a circle is 11 cm. Find its area in terms of π.

Answer 1

πr^2

π11^2

121π or 379.94

Answer 2

379.94

Explanation:

A = πr2 Since the radius is already given, times that by itself.

11 x 11 = 121 Now multiple that by 3.14.

121 x 3.14 = 379.94