envelope
boxes
a triangular prism has a triangle for the bottom and has 3 faces like a pyramid
5 things in a classroom shaped like a rectangular prism are: -a pencil box -a pencil sharpener -a dry erase marker -a file cabinet -a tissue box
That sounds like a triangular prism.
envelope
A block of cheese,house roof,a ten,A paper boat
a tent? a block of cheese?
The Toblerone box is like a triangular prism; any ordinary box is like a rectangular prism.
Toblerone (a Swiss chocolate)
A cow's head is shaped sort of like a triangular prism, so that's probably what you would call it: a triangular prism.
It will look like a cone-shaped party hat from the side and a bullseye from the top.
Prism-like and triangular.
glass prism, a 4-sided dice (i have 2)
boxes
A cookie jar is sometimes a pentagonal prism.
A stop sign with thickness.