Homework Help: math

Posted by Freddy on Wednesday, December 7, 2011 at 2:51pm.

A painter needs to paint a circular floor that is 24 yards in diameter. A gallon of paint cover 59 square yards. How many gallons of paint is needed to cover the floor?

math - Steve, Wednesday, December 7, 2011 at 3:11pm
area = pi*24^2/4 = 452 yd^2

so that means you will need 452/59 = 7.6 (or 8) gallons

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