A container in the shape of an inverted right cone of radius 2 cm and depth 5 cm is being filled with water. When the depth of water is h cm, the radius of the water is r cm A. Use similar triangles...

A container in the shape of an inverted right cone of radius 2 cm and depth 5 cm is being filled with water. When the depth of water is h cm, the radius of the water is r cm

A. Use similar triangles to express r in terms of h.

B. Express the volume of the water as a function of h.

C. At what rate with resepct to the depth of water is the volume of water changing when its depth is 1 cm?