M mikejohn Oct 2012 4 0 UK Oct 31, 2012 #1 Q - Prove that if A, B, and C are three points in space, then the area of triangle ABC can be calculated with the formula Area of triangle ABC = 1/2|AB × AC|.

Q - Prove that if A, B, and C are three points in space, then the area of triangle ABC can be calculated with the formula Area of triangle ABC = 1/2|AB × AC|.

skeeter MHF Helper Jun 2008 16,217 6,765 North Texas Oct 31, 2012 #2 mikejohn said: Q - Prove that if A, B, and C are three points in space, then the area of triangle ABC can be calculated with the formula Area of triangle ABC = 1/2|AB × AC|. Click to expand... you've posted this same question in more than one forum ... please refrain from doing so in future.

mikejohn said: Q - Prove that if A, B, and C are three points in space, then the area of triangle ABC can be calculated with the formula Area of triangle ABC = 1/2|AB × AC|. Click to expand... you've posted this same question in more than one forum ... please refrain from doing so in future.