Folding a Triangle into a Tetrahedron

Autor:Steve Phelps

Drag the slider (bottom of left pane) to begin. Questions to consider: Where is the foot of the tetrahedron altitude located? What is the measure of the height of the tetrahedron?

Nuevos recursos

Cosine in Cartesian and Polar Coordinates
Graphing 1 + cos(θ) in Polar Coordinates
Polar Coordinates Book
bewijs stelling van Pythagoras
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Descubrir recursos

Playing with the parabola in the Poincaré disk
Centers of Mass: Constant Function
Unit Circle Demo
Economies of Scale
รุปคลี่พีระมิด

Descubre temas

Pitágoras o Teorema de Pitágoras
Histograma
Suma superior e inferior o suma de Riemann
Diferencia y pendiente
Boceto