Answer:
the top triangle is 4 2/3 inches, while the left triangle is 5 1/4, the the bottom triangle is 12 inches, then the left one is 8 inches. the triangle surface area is 32 11/12.
the box on the left is 20, while the box on the bottom is 4 inches and 8 3/4. the box surface area is 32 3/4.
Step-by-step explanation:
I've already learned this, and its easy to do.
