Acute Problem

Auteur :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

Nouvelles ressources

Graph of Slopes of Tangent Lines
apec
Sum of Squares: Proof without Words
Random Polar Curve (1)
bewijs stelling van Pythagoras

Découvrir des ressources

Midpoint Construction
Polygon
Vetores
angle bisector
(a + b +c )²=a²+b²+c²+2ab+2ac+2bc

Découvrir des Thèmes

Sinus
Pourcentages
Solides de l'Espace
Logique
Geometrie Fractale