Math Help - Volume need help?

A tetrahedron with vertices (1,1,2),(3,-4,6),(-7,0,1),(-1,5,8) are given. Find the volume of it using vectors.

So... I have a feeling I need to use cross product... but i don't know the height of it nor do I know how to get it.

Any help appreciated.

Originally Posted by ISeriouslyNeedHelp

A tetrahedron with vertices (1,1,2),(3,-4,6),(-7,0,1),(-1,5,8) are given. Find the volume of it using vectors.

So... I have a feeling I need to use cross product... but i don't know the height of it nor do I know how to get it.

Any help appreciated.

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