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The area of a circle is 81.03cm2. Find the length of the radius rounded to 2 DP.
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The area of a circle is 81.03cm2. Find the length of the radius rounded to 2 DP.

User Shiva Nandan
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5.3k points

1 Answer

3 votes
A = Pi * r^2

81.03 = Pi * r^2

r = 5.08
User Klamer Schutte
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