15, because 3 goes into 9, 3 times and, 4 goes into 12, 3 times therefore x has to follow this rule because these 2 triangles are similar and because it already gives you 5 just take 5*3=15 there is your answer enjoy!=)
The volume of a cylinder is the area of the circular face times the length of the cylinder.
the area of a circular face is

hence the volume is

the Length "L" is 36 in
the diameter "d" is 3 in
Answer:
it's the last one I think
There’s no work for you to show