Answer:
i believe it is either A/B but i think A
Step-by-step explanation:
You should buy 106.25 ft 2, because if you multiply 8.5 times 12.5 you would get that answer, which is the area of the wall.
1/2 × 40 = 2x + 8
⇔ 20 = 2x + 8
⇔ 12 = 2x
⇔ x = 6
3/5
2/3
5/7
top is least bottom is greatest