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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

Perimeter of a Rectangle with Unknown Sides
seo tool
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Tangent Plane to a Sphere
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

Discover Resources

Polygon interior angle sum patterns.
Sean Jackson Constructions
Aimee Barousse geogebra
Angle sum of triangle proof
Harmonic Mean

Discover Topics

Rectangle
Arithmetic Operations
Trigonometric Functions
Tangent Function
Unit Circle