Cosine rule & Pythagoras' Theorem

Thème :Cosinus, Pythagore ou Théorème de Pythagore

Drag the RED point to create an non-right angle triangle. How does the COSINE rule extend Pythagoras' theorem to describe non-right angle triangles? (Tick the box to see the Working).

Nouvelles ressources

Involute of the Circle
רישום חופשי
दुई-ओटा समुहको संयोजन (Union of two sets)
Hypocycloids
Cosine in Cartesian and Polar Coordinates

Découvrir des ressources

Forum_f=1&t=38524_A_Problem_neu
trulos 4 metra 1,6 ipsos
Start, parallel to line through point
Isosceles Triangle Exploration
Parametric Curve Template
Bottle

Découvrir des Thèmes

Équations Quadratiques
Triangles Isocèles
Triangles Semblables
Rotation
Similitude