SOLUTION: What is the exact area of a circle with a diameter of 21 inches? Please help if you can! Thank you.
Algebra
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Question 480322
:
What is the exact area of a circle with a diameter of 21 inches? Please help if you can! Thank you.
Answer by
Edwin McCravy(20059)
(
Show Source
): You can
put this solution on YOUR website!
The radius r is
the diameter, which is 21, so the radius r =
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