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Copy of Triangle Sum Theorem
Author:
Megan Nelson
,
Breck Jacobs
The applet proves the triangle sum theorem.
GeoGebra
Move the blue points to change the shape of the triangle.
New Resources
"Compressed" Astroid as Envelope
Ellipse as Envelope - Correspondence Method
Simplifying Radicals: Geometric Thin Slice
Bottema's Theorem
Ellipse, Hyperbola and Circle as Envelopes
Discover Resources
Sine transformations: y = Asin[B(x+b)]+D
Hexagonal Circle Packing
PGCD&Bezout
Straight Line
Wave interference
Discover Topics
Difference and Slope
Linear Functions
Mathematics
Function Graph
Triangles