Cual es el volumen en pulgadas cúbicas de una esfera cuya circunferencia mide 64 pulgadas​

Determine the volume of a cylinder bucket if the diameter is 8.5 in. and the height is 11.5 in.

How do i do this? i don’t understand

The table below shows the approximate height of an object x seconds after the object was dropped. the function h(x)= -16x^2 +100 models the data in the table. for which value of x would this model make it the least sense to use? a. -2.75 b. 0.25 c. 1.75 d. 2.25