Question

Find the surface area of the figure shown,
correct to 2 decimal places.

Answer 1

`230.73m^2`

Explanation:

`A=2a^2+4ah=2*4^2+4*4*4=96m^2` (square prism)

`A=2\pi rh+2\pi r^2=2*\pi *4*9+2*\pi *4^2 = 326.73m^`(cylinder)

`326.73-96=230.73m^2` (
`(3)/(4)` cylinder)