3
Three.
five
Ah, a pentagonal prism is a beautiful shape, friend! It has five planes of symmetry, just like the number of sides it has. Each plane can be thought of as a mirror that can reflect the prism perfectly. Isn't that just lovely?
There are 3 planes of symmetry in a rectange.
there are two plane symmetry on triangular prism.
3
2
Three.
The answer is 13- for more detail:
Three.
3D shapes don't have lines of symmetry they have plane's of symmetry.
five
It must have at least one.
6
Ah, a pentagonal prism is a beautiful shape, friend! It has five planes of symmetry, just like the number of sides it has. Each plane can be thought of as a mirror that can reflect the prism perfectly. Isn't that just lovely?
7