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Help show work and explain thanks

Help show work and explain thanks-example-1

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First of all, there are a few things you should know:

1) Area of a cylinder:
\pi r^(2) h
2) Area of a cone:
(1)/(3) \pi r^(2) h

To solve this, just plug it in:

Cylinder:
\pi * 2^(2) * 7 = 28 \pi
Cone:
(1)/(3) * \pi * 2^(2) * 3 = 4 \pi

The total is
32 \pi
User Tapan Kumar Patro
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