perplexus.info :: Shapes : Four points on a Plane

Four points on a Plane (Posted on 2004-11-21)

How many ways can four points be arranged in a plane so that the six distances between pairs of points take on only two different values?

See The Solution Submitted by Erik O.

Rating: 4.1429 (7 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)

answer

Comment 15 of 15 |

The required number of ways is six.

Posted by K Sengupta on 2007-11-24 05:42:12

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