Question

A right rectangular prism and an oblique triangular prism are both 12 centimeters tall and have the same volume. What statement must be true about the two solids?
A. The area of the cross-sections of the prisms are multiples of each other.
B. The vertical cross-sections of the prisms at the same width must have the same area.
C. The cross-sections of the prisms are the same shape.
D. The horizontal cross-sections of the prisms at the same height must have the same area.

Answer 1

Any ideas?

Answer 2

I'm thinking A, or D

Answer 3

How do you find the volume of a rectangular prism, and how do you find the volume of an oblique prism?