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Working with Triangles
Author:
Kelsy Wooldridge
Topic:
Triangles
What makes a triangle equilateral, isosceles, or scalene?
How are these triangles the same? How are they different? Manipulate the triangles by dragging their blue corner points. What happens to their side lengths?
GeoGebra
New Resources
Icosahedron1
Parallelograms: Quick Investigation
Explore the invariant lines of matrix {{-2,5},{6,-9}}
Exploring the Derivative of an Exponential Function
alg2_05_05_01_applet_exp_flvs
Discover Resources
Secant and Tangent lines
Tennis ball
Side View of Stool
Supply and Demand
Cycloid: Derivation
Discover Topics
Limits
Kite
Cylinder
Unit Circle
Similar Triangles