Please choose from the answers provided

Stephan has a box in the shape of a hexagonal prism where the hexagonal bases are regular.

He measured the height of the box to be 8 in. Then, Stephan drew a line from the center of one of the hexagons to each of its vertices and noticed that all the triangles he created had a height of 9 in and a base of 10 in.

What is the surface area of the hexagonal prism?
A.
780 sq in
B.
750 sq in
C.
1,500 sq in
D.
1,020 sq in

3 answers

D. 1,020 sq in

This is a triangular prism, please choose from the answers provided

Side a = 15 feet, side b = 10 feet, side c = 21 feet, side d = 18 feet, and side e = 15 feet. What is the surface area of this figure?
A.
1,053 square feet
B.
975 square feet
C.
585 square feet
D.
735 square feet

D. 735 square feet