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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?

New Resources

Odd Function Explorer
Isosceles Right Triangle
Squaring a Rectangle (PST Version)
Function Art 3D - Flower
Right Triangle Inscribed in a Semicircle

Discover Resources

Dark Side of GeoGebra (Jack)
Pillar Triangle
Dynamic Pages
Rita symmetriaxlar
Pythagoras proof of its theorem

Discover Topics

Volume
Percentages
Straight Lines
Matrices
Variance