Folding a Triangle into a Tetrahedron

Author: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?

New Resources

Trophy (version 2)
Transformations: 2 Steps (V1)
Constructing an Inscribed Equilateral Triangle + Activities
Constructing a Regular Hexagon + Practice
Nikmati Keunggulan Di Bandar Judi Terpercaya

Discover Resources

How a affects the graph of the quadratic equation
Coxeter- Figure 4.2B
tempsCourant
Proportional Segments
Inverse/Derivative
Деление_дробей

Discover Topics

Hyperbola
Quadratic Functions
Congruence
Intersection
Solids or 3D Shapes