Question

The area of a circle is 132.7 square cm. Find the diameter.

Answer 1

13 cm (approximately)

Explanation:

Let the radius of the circle be 'r'.

Area of the circle = πr²

=> 132.7 = (22/7) r²

=> 6.5 ≈ r

Therefore, diameter = 2radius = 2(6.5) = 13 cm