Question

the diameter of a circle is 20 feet. what is the circumference?give the exact answer in simplest form.

Answer 1

Explanation:

`100\pi` is the answer

Answer 2

`C=62.8\text{ feet}`

Explanation:

The circumference of a circle given the diameter is represented by the following equation:

`C=\pi\cdot\text{diameter}`

If the diameter of the circle is 20 feet:

`\begin{gathered} C=20\cdot\pi \\ C=62.8\text{ feet} \end{gathered}`