A coin has a diameter of about 30 millimeters. What is the area of the coin

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asked Sep 27, 2018 182k views

2 Answers

CodyK · Answer 1 · 2018-09-29T17:52:46+0000

The diameter / by 2 is the radius and you can find the area by using the equation pi times the radius squared. I was thought to remember the phrase "Pies are square" if that helps at all.

A coin has a diameter of about 30 millimeters. What is the area of the coin

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