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?

New Resources

Proving Triangles Similar: Multistep Transformations
Parabola - Write the Equation - Practice
Inversión esférica de nudos: el nudo trébol y el nudo ocho
Angle Bisector: Quick Warm Up Questions
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Discover Resources

Potencia eléctrica
leiterdiagramm
Isogonal Conjugate of the Nine-Point Center
Multiple Triangles
class
Von Neumann's elephant

Discover Topics

Tangent Line or Tangent
Scalene Triangles
Integral Calculus
Hypergeometric Distribution
Equilateral Triangles