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OpenStudy (anonymous):
Find the area of each circle using an approximation of pie. if necessary, round to the nearest tenth. r=9in. i would just like to know how to solve the problem so i can do the other two myself. :)
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TheSmartOne (thesmartone):
Area = pi x r^2
TheSmartOne (thesmartone):
pi=3.14..... Apprximation of pi would be 3 Radius is 9 So the area is equal to 3x81 Which equals to 243inches^2
OpenStudy (anonymous):
thank you
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