Question

What is the diameter of a circle with a circumference of 23.55m?

Answer 1

we have

`\begin{gathered} C=2\pi r \\ 23.55=2(3.14)r \\ 23.55=6.28r \\ (23.55)/(6.28)=(6.28r)/(6.28) \\ r=3.75 \end{gathered}`

so,

`\text{diameter}=2r=2(3.75)=7.5`

answer: diameter = 7.5 m