Answer: 3900 ft^3
if you use the formula on how to find the volume of a cone
V=r^2*h/3
you will insert 30 where the r is, 13 in where h is, after you just solve that and your answer would be 3900 ft^3
what do u mean by that
Answer:
C.$20.00
Because it has to be lower than $400 and higher than $10
