Plane Shapes

WallPattern.JPGPlane shapes are flat and in two dimensions.

Below is a summary of some of the common plane shapes. Click on them to find out more.

Triangles Polygons with three sides.
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scalene triangle
right-angled triangle
isosceles triangle
equilateral triangle
Quadrilaterals Polygons with four sides.
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 Plane_Shapes_08.gif
square
rectangle
parallelogram
rhombus
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kite
arrowhead
trapezium
isosceles trapezium
Other Polygons (Regular means equal sides and angles.)   
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regular pentagon
regular hexagon
regular octagon
regular dodecagon
Other Shapes 
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cirlce
ellipse (oval)
composite shape
composite shape

 

Similar Shapes

Similar shapes have the same shape. They may be a different size and may be rotated or flipped, but the shape, including the angles is the same.

Examples of pairs of similar shapes:

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Congruent Shapes

Congruent shapes have the same shape and the same size.

Examples of pairs of congruent shapes:

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