Showing posts with label closed figure with 7 sides. Show all posts
Showing posts with label closed figure with 7 sides. Show all posts

Thursday, September 22, 2011

Geometry - What is a Heptagon?


A HEPTAGON is a polygon with 7 sides and 7 angles.







Here is a quick video which shows a regular and irregular heptagon. Click on the link below.

~ Heptagon


The sum of the angles of a heptagon is 900 degrees.




Students could try to figure out the size of each angle in a regular heptagon.

(900 divided by 7)


(Answer: 128 4/7 degrees)
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