Quadrilateral Surprise!

Autor:Tim Brzezinski

How would you put this property (dynamically illustrated below) into words? (Applet works best if quadrilateral is kept convex.) How can you formally prove what this applet informally illustrates?

Quick (Silent) Demo

Neue Materialien

Line Through Two Points and Slope
Angle Bisector: Quick Warm Up Questions
Thales' Intercept Theorem
bewijs stelling van Pythagoras
Untitled

Entdecke Materialien

Discriminant01
Slusher Section 5.2.1
Sum of exterior angles heptagon
test1
Khaaal Floorplan
Tetrahedron to Octahedron

Entdecke weitere Themen

KGV und GGT
Mittelwerte
Wurzel
Spiegelung
Fläche