Answer:
r=4.5, half of diameter
(4.5)^2 *pi * 9.5 inches=604.06 in^3.
Step-by-step explanation:
hope this helped your boi - johnny joestar
x=4
It's a parallel line so the equation is
100+19x+4=180
19x=180-100-4
19x=76
x=76/19
9 square units
one hand comes off the bat