Question

What is the area of a circle with a diameter of 15m?

Answer 1

Given : Diameter of circle = 15 cm

To Find : Area of circle =?

Formula :

$\pi {r}^{2}$

Solution : Radius = d/2

r = 15/2 = 7.5 cm

Area = 3.14 × 7.5 ×7.5

= 176.625 sq.cm2