Polygons - 2D shapes with straight sides

Only 2D shapes with straight sides are invited to the polygon party!!

Quadrilaterals

Quadrilaterals have 4 sides and their internal angles add up to 360°.

Square, rectangle, rhombus, parallelogram, kite and trapezium are all quadrilaterals.

Triangles

Triangles have 3 sides. Their internal angles add up to 180°.

Irregular polygons

Irregular polygons have sides of different lengths and angles.

Regular polygons

There are names for other shapes with sides of the same length.

These include pentagon which has 5 sides, hexagon has 6, heptagon has 7, and octagon has 8 sides.

Watch the video below to find out more...

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