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?

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Rolle's Theorem
အခြေခံ data အခေါ်အဝေါ်များ
derivatives of power
Constructing the Midpoint and the Perpendicular Bisector of a Segment
探究長方形對角線上的正方形數目

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DG Study Task 7 data
image
Math 1062 9.2 SSA version 2
3-Way Color-Changing Derivative Grapher
Transformation Sketch
Hexagon-Kole Phelps

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Optimization Problems
Random Experiments
Area
Angles
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