Answer: d
Step-by-step explanation:
Answer:
The surface area that will be painted is 376 ft2.
23
Insert 3 for "x"
f(3)=23
144 un^2
Base: 4 × 11 = 44
Left-most face: 3 × 11 = 33
Top face: 5 × 11 = 55
Triangular faces: 3 × 4 = 12
Add: 44 + 33 + 55 + 12 = 144
Answer: It's true.
