a pentadecagon
pentagon a pentagon A pentagon is a Polygon with 5 sides.
Decagon, if a plane figure or decahedron, if a solid.
rhombus
This figure is infact a square, because a square it the only regular quadrilateral.
Quadrilateral is the name fr a geometric figure with 4 sides.
An hexagon is polygon that has 6 sides
quadrilateral
Octagon
Decagon
dodecagon
a pentadecagon
An octagon.
pentagon a pentagon A pentagon is a Polygon with 5 sides.
This closed figure, with straight sides, is known as a Polygon.
a hendecagon has 11 sides =)
Decagon, if a plane figure or decahedron, if a solid.