PLEASE HELP QUICK!!!!!!

A rectangular pyramid was sliced parallel to its base. What is the shape of the cross section shown in the figure?

a triangle that has the same dimensions as one of the sides of the pyramid
a triangle that does not necessarily have the same dimensions as one of the sides of the pyramid
a parallelogram that is not a rectangle
a rectangle

PLEASE HELP QUICK A rectangular pyramid was sliced parallel to its base What is the shape of the cross section shown in the figure a triangle that has the same class=