Answer:
I think 1 1
Step-by-step explanation:
D) 8x²-172x+120
Length=2(-2x+20)+6
Width=-2x+20
(-4x+40+6)(-2x+20)
(-4x+46)(-2x+20)
8x²-80x-92x+920
8x²-172x+920
The answer is 6.82
2 + 4 = 6
.05 + .77 = .82
6 + .82 = 6.82
