Exterior Angles of Polygons - PowerPoint PPT Presentation
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Exterior Angles of Polygons
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Title: PowerPoint Presentation Author: MIKE CROWLEY Last modified by: MIKE CROWLEY Created Date: 2/18/2004 8:35:53 PM Document presentation format – PowerPoint PPT presentation
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Title: Exterior Angles of Polygons
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Exterior Angles of Polygons
180o
Exterior angles of a polygon sum to 360o.
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Exterior Angles of Polygons
Regular Polygons
Interior angles are 180 45 135o
Interior angles are 180 60 120o
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Exterior Angles of Polygons
Septagon/Heptagon
Decagon
Hendecagon
Nonagon
51.4o/128.6o
40o/140o
36o/144o
32.7o/147.3o
Icosagon
Hexadecagon
Dodecagon
18o/162o
22.5o/157.5o
30o/150o
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Angle w 360 (125 90) 145o
Angle x 360 (108 88 115) 49o
55o
122o
Angle y 360 (90 55 80 65) 70o
Angle z 360 (32 70 55 45 122) 36o
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And finally
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