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Find the surface area of the cylinder .The surface area of the cylinder is _ cm2.(simplify your answer . Type an exact answer in terms of pie .)

Find The Surface Area Of The Cylinder The Surface Area Of The Cylinder Is Cm2simplify Your Answer Type An Exact Answer In Terms Of Pie class=

Sagot :

The surface area of a cylinder is

[tex]A=2\pi rh+2\pi(r)^2[/tex]

Replacing the given information, we have

[tex]\begin{gathered} A=2\cdot\pi\cdot6\cdot7+2\cdot\pi(6)^2 \\ A=84\pi+72\pi \\ A=156\pi(cm)^2 \end{gathered}[/tex]

Hence, the surface area is 156pi square centimeters.

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