File:Regular_polygon_20_annotated.svg · Wikimedia Commons · See Wikimedia Commons
icosagon
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In geometry, an icosagon or 20-gon is a twenty-sided polygon. The sum of any icosagon's interior angles is 3240 degrees.
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- Regular polygon 20 annotated.svg
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- 20-gons
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~7 min read
Article
10 sectionsContents
- Regular icosagon
- Uses
- Construction
- The golden ratio in an icosagon
- Symmetry
- Dissection
- Related polygons
- Petrie polygons
- References
- External links
In geometry, an icosagon or 20-gon is a twenty-sided polygon. The sum of any icosagon's interior angles is 3240 degrees.
==Regular icosagon==
Gallery (52)
Connections
quadrilateral
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parallelogram
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trapezoid
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internal and external angle
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isogonal figure
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geometry
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triangle
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area
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International Standard Book Number
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square
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rectangle
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Wayback Machine
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polygon
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swastika
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rhombus
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pentagon
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hexagon
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right triangle
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degree
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equilateral triangle
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