Compute the volume of a tetrahedron. (a) Illustrate the tetrahedron that has vertices at (0,0,0), (2,0,0), (0, 4, 0), (0,0, 6), in Cartesian coordinates. This tetrahedron sits inside a box with side lengths 2, 4 and 6. The volume of this box is V = 2 x 4 x 6 = 48 cubic units. The volume of the tetrahedron must be some fraction of this.

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