perplexus.info :: Shapes : Point-Line Jigsaw

Point-Line Jigsaw (Posted on 2013-12-13)

Reconstruct a diagram where 10 straight lines, of finite length, form 12 intersections, viz:

----------------------
Intersections      by
   formed        Lines
    7              2
    4              3
    1              4
----------------------

Describe this relatively simple arrangement.

Submitted by brianjn

No Rating

Solution: (Hide)

The figure is a pentagonal star bounded by a triangle.
One point is at the apex of the triangle, two points rest on the base and the others are each on the obliques of the triangle.
/*\ / \ / * * \ / \ / * * \ * * * * * * * / * * \ / * \ /____*_______*____\

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

Subject	Author	Date
re: Confusion regarding definition of terms clarified	brianjn	2013-12-18 03:17:38
Confusion regarding definition of terms clarified	Larry	2013-12-17 03:25:56
re: Looked at solution, still confused (no spoiler)	brianjn	2013-12-17 00:39:04
Looked at solution, still confused (no spoiler)	Larry	2013-12-15 19:33:24
re: 2nd question about terminology	brianjn	2013-12-14 17:02:04
2nd question about terminology	Ady TZIDON	2013-12-14 12:13:12
re: Question about terminology	brianjn	2013-12-13 18:57:49
Question about terminology	Larry	2013-12-13 18:22:46

Please log in:

Login:
Password:
Remember me:

Sign up! \| Forgot password

Search:

Search body:

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