Answer:
8 ft^2
Step-by-step explanation:

area of ABC is:

area of ABC is 18 square ft, then

now you can find h1 and the area for EFG
I suspect 4/2 should actually be 4/3, since 4/2 = 2, while 4/3 would make V the volume of a sphere with radius r. But I'll stick with what's given:





In Mathematica, you can check this result via
D[4/2*Pi*r^3, r]
Answer:
It's 24 because you multiply all the number's together you get 24.
Step-by-step explanation: Hope this helps you.
22^4c-82. Is the equation I think you are looking for.