To solve for radius use the volume formula and solve for r.
V = πr²h
320π = πr²(20)
320π/π = 20r²
320 = 20r²
320/20 = r²
16 = r²
√16 = r
4 = r
Answer is D. 4 feet.
Hope this helps :)
Answer:
i dont think b is correct because x(x)(x) would be x ^3
Step-by-step explanation:
if you put in 5 as an example then you would see that 5(5)(5) is actually 125 and not 15 like 3 times 5
Explanation:
If 
then taking the reciprocal gives
