NEED HELP LIKE NOW 15 points if answered!!!!!!! how do you work it out

Question

asked Dec 16, 2019 83.8k views

1 Answer

Jpsim · Answer 1 · 2019-12-22T11:53:09+0000

Remark

You have to stare at this for a moment before you catch on. When you fold the arc into a circle, 8pi becomes the circumference of the base circle.

Formula

C = 2*pi*r

C = 8pi

Solution

8pi = 2pi * r Divide both sides by 2pi

8pi / 2 pi = r

4 = r Answer