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GoGeometry Action 43!
Author:
Tim Brzezinski
Topic:
Isosceles Triangles
Creation of this applet was inspired by a
tweet
from
Antonio Gutierrez
.
What is the measure of the blue angle?
How can we formally prove that the 2 smaller segments are congruent?
GeoGebra
New Resources
Variation Theory Parallelogram Proofs
Poorly Drawn Parallelograms 3
Finding Average Rate of Change of a Function
Dissections by Guillermo Bautista
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Discover Resources
Parent Graph Transformations
Comparing Angle Measures and Side Lengths
Copy a Segament
Square Root Transformations
Similarity Question 4
Discover Topics
Cuboid
Root
Quadratic Functions
Rational Numbers
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