SOLUTION: The area of a circle is 147 ft squared. Find the radius to the nearest tenth.

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Question 581731: The area of a circle is 147 ft squared. Find the radius to the nearest tenth.
Answer by algebrahouse.com(1659) About Me  (Show Source):
You can put this solution on YOUR website!

A = πrē

147 = 3.14rē {substituted into area formula}
46.8153 = rē {divided both sides by 3.14}
r = 6.8 ft {took square root of both sides and rounded to nearest tenth}

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