Verified Answer :

Cylinder: V = \(\pi r^{2} h\)

Cone: V = \(\pi r^{2} h /3\)

Sphere: V = \(4 \pi r^{3} /3\)

v of cylinder = pie × radius square × height
v of cone =1/3 × pie × radius square × height
v of a sphere = 4× pie × cubic radius all over three