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Triangle proportionality theorem

Author:Lorena Mendoza, Malin Christersson
Topic:Geometry
Interactive help to prove the triangle proportionality theorem.

New Resources

  • Perpendicular Lines: Quick Exploration
  • Isosceles Right Triangle
  • Linear Combination of Vectors
  • Marion's Theorem
  • Calculating Arc Length, Radius, and Central Angle

Discover Resources

  • One Variable Equations
  • book 1
  • Untitled
  • I.47 variation with semicircles
  • Circle Theorem 2 - Angles in a Semicircle

Discover Topics

  • Distributions
  • Sequences and Series
  • Quadratic Functions
  • Percentages
  • Congruence
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