3
Pentagon=5
Octagon=8
No.
More sides"poly-" = many"-gon" = sides
6 more sides
4 more sides
a decagon only has 10 sides so 2 more sides
4 more sides
Two more sides
4 more sides
3 more sides
3 more sides
who many more sides does a pentagon have than a triangle.
Polygon has three or more sides.