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

Thales' Intercept Theorem
Line Through Two Points and Slope
Position Vector and Derivative Vector
Folding door
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם

Discover Resources

Sine Function - Multiples of Theta
גילוי 1
Distance Applet
Oil Well Problem
From secant to tangent

Discover Topics

Plane Figures or Shapes
Multiplication
Hypergeometric Distribution
Solids or 3D Shapes
Cone