help plz for brainliest

Answer:
75 in³
x: 30
y: 20 35
Step-by-step explanation:
v = πr²h / 3
v = 3.14 * 3² * 8 / 3
v = 3.14 * 9 * 8 / 3
v = 75.36 in³
Rounded
v = 75 in³
---------------------
x increase by 10 for each step
y increases by 7.5 for each step
x: 0 10 20 30 40
y: 5 12.5 20 27.5 35