A hexagon and a triangle.
Pentagon
you are a triangle
triangle
Any shape with 3 or more sides is a polygon and so a square is a polygon because it has 4 sides.
What polygon has 2 fewer sides than an decagon
Square * * * * * Another Community answer which is hopelessly wrong! A decagon has 10 sides. A polygon with 4 fewer sides would have 6 sides and so it is a hexagon.
a triangle is a polygon with 3 sides
hexagon
A hexagon and a triangle.
A triangle
Triangle
Pentagon
you are a triangle
triangle
Any shape with 3 or more sides is a polygon and so a square is a polygon because it has 4 sides.
of course! a square is a polygon with equal sides