2 D shapes only have two dimensions, such as width and length Some are: Polygons and Some are: Not Polygons

 Polygons are flat and contain straight sides that are connected.

 Include……..

 Have 3 sides

 Have 4 sides squares Diamonds also known as a rhombus rectangles

 Have 5 sides

 Have 6 sides

 Have 7 sides

 Have 8 sides STOP

 Have 9 sides

Have 10 sides

Have 11 sides

Ovals Hearts Circles Non closed shapes

polygon

 A 4-sided polygon.  Examples include: squares, rectangles, diamonds, etc.

 A triangle

 A pentagon

 A hexagon

 An octagon