General Tetrahedron Net

This net folds to make a tetrahedron with the green triangle as a base, the peak vertex above the red X at height H, given by the slider.

If you're printing and cutting, remember to leave some tabs to help with the taping.

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Extension: can you make tetrahedron with four congruent triangles - that aren't equilateral?

John Golden, Created with GeoGebra