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Mathematics 12 Online
OpenStudy (anonymous):

CHECK ANSWER A non-scale model of the earth has a diameter of 18 in. Within an outer clay layer, there is a core made of a ball with a diameter of 3 in. What is the volume of the clay? Use 3.14 to approximate pi and express your answer in hundredths. My answer is 900.13, is this correct?

OpenStudy (anonymous):

Maybe I understood wrong but I got V = 4*pi/3 (9^3-1.5^3) = 3037.95

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