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Mathematics 8 Online
OpenStudy (anonymous):

George makes large cookies. These cookies are 18 inches in diameter. How much icing will he need to cover the top of each cookie? Answer 9π in2 18π in2 81π in2 324π in2

OpenStudy (anonymous):

area = pi * d = 18 pi

OpenStudy (anonymous):

|dw:1330798524625:dw| formula for area of circle

OpenStudy (anonymous):

thank you a lot i thought is was that but was not sure

OpenStudy (anonymous):

Circle Area = pi r^2. That means 81pi for area.

OpenStudy (anonymous):

uw

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