Volume of a prism= 24,786 ft³
21^2/0.219 = 2013.69863
2 significant figures are the 20, so the answer is 2000
Answer: let me check
Step-by-step explanation:
The graphs arey=(1/3)x^2
and y=3
they intersect at x=3
so the limits are x=0 and 3
to rotate it about y=k, minus k from every function

which evaluates to 72/5pi
A is asnwer