Question

The diameter of a circle is 3 cm. Find its area to the nearest tenth.

Answer: A=A=
\text{ cm}^{2} cm
2

Answer 1

Explanation:

diameter = 3 cm

radius = 3/2 = 1.5 cm

Area of circle = πr²

= 3.14 * 1.5 *1.5

= 7.065

= 7.1 square cm