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Triangle Primaryschool

Author:Bea Kristinsdóttir
Drag the vertices to form any shape of a triangle.
As long as the vertices are not all on the same line, what you see is a triangle.

New Resources

  • Text with alpha background color
  • Portions of a Sphere
  • Thales' Intercept Theorem
  • Proving Triangles Similar by Dilation
  • Identify Opposite, Adjacent, Hypotenuse

Discover Resources

  • Create your own tessellation 2
  • Gildea Parallelogram definition
  • Periodic Functions for Web
  • Eddie Huang
  • Puzzles and games and fun stuff

Discover Topics

  • Secant Line or Secant
  • Area
  • Probability
  • Tangent Function
  • Surface
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