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Marylou is blowing up a beach ball. The package says that the ball has a diameter of 18 inches. What is the volume of the beach ball when it is completely full? Use 3.14 for .

Respuesta :

volume=4/3 x pi x radius^3
volume=4/3 x 3.14 x 9^3(because 9 is half of 18 the diameter)
volume=3.052.08 cubic inches. 
morgeron
the formula would be 4/3 pi r^3

4/3 (3.14) (9^3) = 3052.08 in^3

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