3 years ago

Which expression represents the difference of their lateral area?

Mathematics

1 answer:

zhuklara [117]3 years ago

6 0

D is the answer.
LA of cube is 4(2r.2r) = 16 r^2
LA of cylinder is 2πr x 2r = 4πr^2
16 r^2 - 4πr^2 = 4r^2(4-π)

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