Internal angle sum of triangles

Author:mrsK

- Drag the vertices A, B, C to create different types of triangles. - Use the sliders to create copies of the same triangle and prove that the internal angles always add up to 180 degrees.

New Resources

Rose Curve
အခြေခံ data အခေါ်အဝေါ်များ
apec
Trefoil Knot
Model sferyczny - dwunastościan-dwudziestościan

Discover Resources

Color wheel times 2
Right Angle Trig
Untitled
Untitled

Discover Topics

Centroid or Barycenter
Ratios
Line Segment
Polygons
Similar Triangles