2 years ago

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

Mathematics

1 answer:

goblinko [34]2 years ago

4 0

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

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