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?

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GeoGebra Notes
Torus
Set Operations (2 Sets)
seo tool
Dividing a 2-digit number by a 1-digit number (1)

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trapezoid
GeoGebra Challenge 2
Tetrahedron 5-Compound Animated
AM 2014 P1 Q8
Incenter

Discover Topics

Interest Calculation
Equilateral Triangles
Geometric Transformations
Centroid or Barycenter
General Quadrilateral