Any triangle tessellates

Topic:Plane Figures or Shapes, Triangles

What does it mean to say a triangle tessellates in the plane? What does it mean to say any triangle tessellates in the plane? Move the red points and explore ...

New Resources

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Drag that Point!
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הפונקציה הריבועית - ייצוגים
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Rhombus
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Derivative
Line Segment