infinite
3
Three.
five
A pentagonal prism has 5 planes of symmetry. This is because it can be divided into 5 identical sections by planes passing through the center of the prism and perpendicular to its bases. Each of these planes divides the prism into two equal halves that are mirror images of each other.
There are 3 planes of symmetry in a rectange.
there are two plane symmetry on triangular prism.
2
3
Three.
Three.
3D shapes don't have lines of symmetry they have plane's of symmetry.
The answer is 13- for more detail:
five
It must have at least one.
6
A pentagonal prism has 5 planes of symmetry. This is because it can be divided into 5 identical sections by planes passing through the center of the prism and perpendicular to its bases. Each of these planes divides the prism into two equal halves that are mirror images of each other.
7