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Quick math help pls!

Quick math help pls!-example-1
User Colosso
by
8.4k points

2 Answers

0 votes

Answer:


522.12\pi inches²

Explanation:

The formula for finding the area of a circle is:


A=\pi r^2

If you put 45.7/2 (because you have the diameter and NOT the radius) instead of r you get:


A=22.85^2\pi

Now you calculate:


A=522.12\pi \\ inches²

User Yasii
by
7.6k points
2 votes

Answer:

half of 45.7 is 22.85

22.85^2 = 522.1225

522.1225 x pi

Meaning

522.1225π, A

User DKIT
by
7.7k points

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