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 ...

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Trefoil Knot
Tracing Quadrics and Surfaces
Tracing the Hyperboloid of One Sheet
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Factoring Quadratic Polynomials

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Angle of elevation - 1
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CCSS.ALG2.4.6.0 - Roller Coaster Polynomials
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Statistics
Function Graph
Exponential Functions
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