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Mathematics 18 Online
zarkam21 (zarkam21):

Help pretty pleaseee

OpenStudy (wolf1728):

Do you have a question?

zarkam21 (zarkam21):

OpenStudy (wolf1728):

Sphere surface area = 4 • π • r² = π • d² = PI * 12 * 12 = 3.14 * 144 or 144 PI

OpenStudy (goprogo501):

12 isn't the radius

OpenStudy (goprogo501):

plus the math is all wrong.... answer is correct but math is wrong.

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