The area of a circle is 55.95cm2.
Find the length of the radius rounded to 2 DP.
The area of a circle is 55.95cm2.
Find the length of the radius rounded to 2 DP.
A = π r2
r2 = 55.95 / 3.1416 = 17.8094
r = sqrt(17.8094) = 4.2201 = 4.22 cm
I had to assume that DP meant decimal places.
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