Answer :
Imagine slicing a triangular prism, perpendicular to the two bases.
You would basically just be lopping off some congruent triangle from each base.
The now-exposed inside of the prism would be a rectangle.
(see attached diagrams)
You would basically just be lopping off some congruent triangle from each base.
The now-exposed inside of the prism would be a rectangle.
(see attached diagrams)
![View image RedRicin](https://us-static.z-dn.net/files/d3c/67f37fc3ff3e1cf029b7386939ea44e0.png)
![View image RedRicin](https://us-static.z-dn.net/files/d0c/1d7035ba4df55cc2c29b6435a43b6bc7.png)