I'm looking to find the exact area of a circle with a diameter of 21 inches

asked May 23, 2020 131k views

4 votes

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2 votes

Answer:

A=346.46

Explanation:

Using the formulas

A=πr2

d=2r

Solving forA

A=1

4πd2=1

4·π·212≈346.36059

D S answered May 28, 2020

by D S

5.8k points

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