Cross Sections and Plane Rotations

Describe the shape of the cross section perpendicular to the base of the cone below.

What two-dimensional figure when rotated about the y-axis forms the three-dimensional figure below?

Describe the shape formed by the cross section parallel to the base of the prism below.

Describe the three-dimensional shape that is created when the semicircle is rotated around the y-axis.

For a right square pyramid, which shape could not be a cross section?

Which of the following cross sections of an isosceles triangle being rotated about an axis of symmetry is not possible?

Describe the cross section.