AA Similarity Theorem

Topic:Angles, Similar Triangles, Triangles

Feel free to move the locations of the BIG BLACK VERTICES of either triangle before slowly dragging the slider. Pay careful attention to what happens as you do.

New Resources

Deriving the Arc Length Formula
Perpendicular Lines: Quick Exploration
Graphing Basic and Compound Inequalities
Linear Combination of Vectors
Angle Addition Postulate (V2) - Integer Solutions

Discover Resources

Empty Graph
Circumscribed and Inscribed Triangle
Inscribed Polygon to Approximate Area of Circle
Definite Integration Exploration
Introduction to the Derivative

Discover Topics

Fractal Geometry
Logarithm
Secant Line or Secant
Orthocenter
Limits