Acute Problem

Author:Lamberto Lamberti

PROPOSITION: There do not exist four distinct points A,B,C,D on the plane such that the interior angles of the triangles ABC, ABD, ACD, and BCD are all acute. http://www.mathpages.com/home/kmath311/kmath311.htm

New Resources

အခြေခံ data အခေါ်အဝေါ်များ
Rose Curve
Publish app "Public" test
Nikmati Keunggulan Di Bandar Judi Terpercaya
Slope Between 2 Points (Phase 2)

Discover Resources

Puzzle-Box Expert (2)
Construction Project
Two Polar Curves with points
Base
Congruent Segments Construction (I)

Discover Topics

Logic
Arithmetic Operations
Set Theory
Right Triangles
Fractions