Question

Given a circle with a diameter of 6, what is the circumference?

Answer 1

The circumference `= 18.86 cm`

Explanation:

Since the diameter is `6 cm`(assuming unit to be cm)

The radius `=6/2 =3cm`

Formula for circumference of the circle `=2 pi r`

`= 2 xx 22/7 xx 3`

`= 132/7`

`= 18.86 cm`