Question

The circumference of a circle is 604 cm. What is the diameter of the circle?

Answer 1

Explanation:

The Circumference is:

`c = 2\pi \: r`

Radius r is:

`r = (d)/(2)`

So,

`c = \pi \: d \\ d = (c)/(\pi) \\ d = (604)/(\pi) \: cm`