7) 164.26
8)77.08
9)2405.364
steps for 7) attached
steps for 8)
Answer:
3 and 3/20
Step-by-step explanation:
<u>Area</u> = 2(1/2 × 5 × 5) + 20 × 10
= 2 × 12.5 + 200
= 25 + 200
= 225ft².
36 1/8 feet
x = height of house in feet
2"/8.5' = 8/5"/x
cross-multiply:
2x = 72.25
x = 36.125 or 36 1/8