79.90*0.8= 63.92
Answer
63.92
<u>Answer:</u>
<u>Step-by-step explanation:</u>
- Surface area: 2(4 x 0.5) + 2(4 x 1.5) + 2(0.5 x 1.5)
- => 2(2) + 2(6) + 2(0.75)
- => 4 + 12 + 1.5
- => 17.5 ft.²
<u>Conclusion: </u>
Therefore, the surface area is 17.5 ft.².
Hoped this helped.

I believe it is 3.75 miles. 5 2/5=5.4 and 1 11/25=1.44. 5.4/1.44=3.75.
8x +9 + 15-8x is -32 it’s that easy
Answer:
178
Step-by-step explanation:
Use Pythagorean Theorem to find the Hypotenuse
30^2+72^2=78^2
Use perimeter formula
a+b+c
38+72+30