Question

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

Answer 1

Given:

Diameter of cylinder = 0.26

Height of cylinder =1.2

Area of wallpaper is:

$\begin{gathered} \text{Area}=2\pi rh \\ =2(\pi)(\frac{0.26}{2})(1.2) \\ =2\times\pi\times0.13\times1.2 \\ =0.98 \end{gathered}$

So 0.98 wallpapere Rocio need