tri70.gifTriangle: A three sided shape with three vertices. Can make alot of different shapes.
hexagon70.gifHexagon: six sides, six vertices. 6 triangles make this shape.
octagon70.gifOctogon: eight sides, eight points. Eight triangles make this shape.
pentagon70.gifPentagon: five sides, five vertices. Triangles do not fill in all the space.
square70.gifSquare: four equal sides,and vertices, triangles don't fill in all the space.
hexagon70lr.gifHexagon: six sides, six vertices. six triangles make this shape.