perplexus.info :: Geometry : Nonagon

Nonagon (Posted on 2004-11-25)

Draw a regular nonagon. If we label the vertices of the polygon sequentially, starting from A, we can draw three line segments: AB, AC, and AE.

Show that AB + AC = AE.

See The Solution Submitted by SilverKnight

Rating: 3.0000 (7 votes)

Comments: ( You must be logged in to post comments.)

Subject	Author	Date
An attempt without looking at other comments	Sam	2004-12-12 21:07:20
Here, try this ...	CeeAnne	2004-11-28 18:21:21
re: No Subject	WryTangle	2004-11-27 17:39:44
I really believe ...	CeeAnne	2004-11-27 16:27:27
Nonagon solution	sizz	2004-11-27 12:20:06
No Subject	sizz	2004-11-27 12:14:21
re: A simple geometric proof (no trig)	WryTangle	2004-11-26 20:02:29
A simple geometric proof (no trig)	WryTangle	2004-11-26 19:57:55
Oops, couldn't see the wood for the trees...	Alec	2004-11-26 17:08:12
Solution	Bractals	2004-11-26 16:40:35
re: Trying to put a picture into words...	WryTangle	2004-11-26 15:35:51
Trying to put a picture into words...	Alec	2004-11-26 15:17:53
Solution?	Fletch	2004-11-25 17:30:12

Please log in:

Forums (0)
Newest Problems
Random Problem
FAQ | About This Site
Site Statistics
New Comments (3)
Unsolved Problems
Top Rated Problems
This month's top
Most Commented On

Chatterbox:


perplexus dot info