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OpenStudy (anonymous):
the are of a circle with the radius R is given by the formula A=3.14r^2 find the area of circle with a raduis of 7 centimeters.please show work
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OpenStudy (katrinakaif):
First plug in R with 7 which givies us : 3.14 (7)^2 = 3.14 (49) = 153.86 cm^2 Please slect good answer if I deserve it :) Thanks
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