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cosine theorem proof
Author:
yerkin
Topic:
Cosine
GeoGebra
New Resources
Introduction
Ellipse as Envelope - Correspondence Method
History of Maths
Stairs (Optical Illusion)
Slope of a Straight Line: Run and Rise
Discover Resources
Parallel lines & Transverals - relationships between angles
Proving Lines Parallel #1
S3 centres(in-centre)
reflection
Polar Graphs - 5
Discover Topics
Tangent Line or Tangent
Incircle or Inscribed Circle
Cylinder
Special Points
Ellipse