Sunday, 31 March 2013

Triangle

Triangle

1. Not always true!

Sum of 3 internal angles = Π =180 degrees
depends on which geometry:
Euclidean / non-Euclidean / Riemann

2. True always!

Sum of 3 exterior angles = 2 Π = 360 degrees
Posted by at
Labels: , ,

No comments:

Post a Comment

Subscribe to: Post Comments (Atom)