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13 votes
13 votes
Rocio is covering the curved surface of a cylindrical podium in wallpaper. The podium is 1.2 meters tall and has a diameter of 0.26 meters. Abouthow much wallpaper does Rocio need?OA 0.49 m2OB. 0.13 m2OC 1.96 m2OD. 0.98 m2

User Thomas Kowalski
by
3.0k points

1 Answer

28 votes
28 votes

Given:

Diameter of cylinder = 0.26

Height of cylinder =1.2

Area of wallpaper is:


\begin{gathered} \text{Area}=2\pi rh \\ =2(\pi)((0.26)/(2))(1.2) \\ =2*\pi*0.13*1.2 \\ =0.98 \end{gathered}

So 0.98 wallpapere Rocio need

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