What is the area of a circle that has a diameter of 18"?

2 answers:

7 0

Since the formula for the area of a circle is Pi x r squared, the area would be 81 x Pi (you teacher may want you to use Pi as 3.14 or put it in your calculator).

Xelga [282]3 years ago

6 0

R=9 but the sun is 254.469

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