Dissecting a Cube for a Regular Tetrahedron

Thème :Cube

When a cube is sliced at four corners using a plane containing three face diagonals, a regular tetrahedron is left in the middle after removing the four corners.

Nouvelles ressources

bewijs stelling van Pythagoras
רישום חופשי
Task 3 - Custom Solid 1
Which Quadrilateral is Which?
Riemann Sums

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Conditional probability
test
math
Triangle Sum Theorem
Triangular Pyramid

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Points Spéciaux
Ellipse
Nombres Complexes
Division
Nuage de Points