Question

HELP 30 POINTS WILL GIVE BRAINLIEST

(05.06)Use a net to find the surface area of the right triangular prism shown below:

a. 198 square feet
b. 216 square feet
c. 270 square feet
d. 280 square feet

Answer 1

×imagine this is a flattened pyramid box. When you fold along the dotted lines you can see which sides are equivalent.

Add up the areas of each piece.

Two identical rectangular pieces 7 × 10
2(7)(10) = 140

One small rectangular piece 6 × 7
7(6) = 42

Two identical triangles
2(0.5)(6)(8) = 48

Add up all the pieces
140 + 42 + 48 = 230