Question

2. The picture shows a feeding trough that is shaped like a right prism.

(a) The top of the feeding trough is open so that animals can access its contents. List the area of each face of the feeding trough.
(b) What is the surface area of the trough?

Answer 1

it has 4 faces

first=30

second=30

third=20

fourth=20


surface area=120