Surface Area - Cylinder Practice Problems Online

What is the surface area of a cylinder with radius $4$ and height $6$ ?

32 \pi

48 \pi

80 \pi

96 \pi

The above diagram shows a cylinder with height $h=9.$ If the surface area of the cylinder is $44\pi,$ what is the radius $r?$

Note:The above figure is not drawn to scale.

The above diagram shows a rectangle with $x=4$ and $y=8.$ If the rectangle is rotated $360^\circ$ around line $l,$ what is the surface area of the resulting body?

Note:The above figure is not drawn to scale.

{104}\pi

{96}\pi

{64}\pi

{80}\pi

The diagram above shows two cylinders with $r_A=2, h_A=4, r_B=3,$ and $h_B=7.$ If $S_A$ and $S_B$ are the surface areas of cylinders A and B, respectively, what is the value of $\frac{S_A}{S_B}?$

Note:The above figures are not drawn to scale.

\frac{2}{5}

\frac{5}{12}

\frac{25}{61}

\frac{24}{61}

A cylinder has a total surface area of $136 \π$ . If it has a radius of $4$ , what is its height?

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Surface Area - Cylinder