Pls answer right away

Cherie measures and records the lengths and sizes of the same style of a sandal found at a shoe store. which equation can be used to determine the approximate shoe size, s, for a foot length of x inches? s = x – 2 s = 2x – 10 s = x + 6 s = 2x + 4

When turned about its axis of rotation, which shape could have created this three-dimensional object?

Asphere has a diameter of 10 in. what is the volume of the sphere?