Which of these shapes have rectangular cross sections when they are cut perpendicular to the base? check all that apply. rectangular prism triangular prism cylinder cone square pyramid triangular pyramid

Rectangular prism, triangular prism and cylinder    

Step-by-step explanation:

Rectangular cross sections is formed by joining the rectangle and a rectangular plane.

When we cut the shapes perpendicular to the base, that means the shapes are being cut vertically.

So when we cut the rectangular prism, triangular prism and cylinder vertically,

It forms the cross sections of rectangles.

Whereas Cone, Square pyramid, triangular pyramid do not form rectangular cross section when cut vertically.