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Pentagon

usgb/ˈpentəɡɑːn/Volume
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Five Equal SidesPlay
In a regular pentagon, all sides and angles are equal. This is not true for irregular pentagons. SlideA regular pentagon has five sides of the same length.
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Shape AttributesPlay
The term 'pentagon' refers only to the number of sides and angles, not their lengths or angles' sizes. SlideA drawing of a house often includes an irregular pentagon to represent a door.
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Math UsagePlay
In math contexts, 'pentagon' often implies a regular pentagon unless specified otherwise. SlideTo calculate the area, remember that this is a regular pentagon.