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RectTriArea Color
Author:
Scott Farrar
The equilateral triangle and the rectangle have the same perimeter. When do they have the same area?
GeoGebra
New Resources
task1_lightBulb
Proving Triangles Congruent (2): One Step Transformations
apec
အခြေခံ data အခေါ်အဝေါ်များ
Snake year !
Discover Resources
Button_symmetry
Cavalieri Principle & Overhanging Blocks
Gradient of trig functions
Tangent og sekant
Discover Topics
Congruence
Ellipse
Upper and Lower Sum or Riemann Sum
Straight Lines
Fractal Geometry