contestada

Z
Note: Figure not drawn to scale.
Height has been rounded for computational ease.
If X = 8 units, Y = 5 units, Z = 20 units, and h = 8 units, what is the surface area of the triangular prism shown above?
OA. 520 square units
OB. 500 square units
OC. 400 square units
OD. 460 square units