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Mathematics 13 Online
OpenStudy (anonymous):

suppose the radius of a sphere is tripled. a. what happens to its surface area? b. what happens to its volume?

OpenStudy (anonymous):

area goes with the square, so if radius is tripled surface area is multiplied by 9

OpenStudy (anonymous):

volume with the cube, so volume is multiplied by 27

OpenStudy (anonymous):

how did you get that?

OpenStudy (anonymous):

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