Question

What is the surface area of the cylinder shown?
8 m
5 m

Answer 1

If the radius is 5 and the height is 8:

$A=2\pi rh+2\pi r2=2*\pi*5*8+2*\pi*5^{2}$ ≈ $408.41 m$

If the radius is 8 and the height is 5:

$A=2\pi rh+2\pi r2=2*\pi*8*5+2*\pi*8^{2}$ ≈ $653.45m$