Question

A triangle has a base of (x+9) feet and a height of (4x+4). The expression below represents the area of the triangle.

12(x+9)(4x+4)

Which of the following choices represents the simplified form of the expression above?

Select one:
A. 4x2+36x+36
B. 2x2+80x+18
C. 2x2+18x−18
D. 2x2+20x+18

Answer 1

I think the answer would be B

Explanation:

Because we multiply, distribute and combine like terms