100
A Decagon has 10 sides....
It has four congruent sides.
A heptagon has seven sides.
Six
A dodecahedron has 20 sides, which are all pentagons. "Dodeca" means "do" (2) times "deca" (10).
it has 8 sides
Nine sides.
It has 12 sides
Eight sides.
12 sides
5 are the sides it has
a cube has 6 sides
A Decagon has 10 sides....
4 sides in a rectangle
A heptagon has 7 sides.
6
A decagon has 10 sides.