Recent content by Justin Alcorn

I need to figure out a few things. I have a two part problem I am struggling with. Okay my points on a 3D plane are as follows: A: (1,0,0) B: (0,1,0) C: (0,0,1) D: (1,1,1) E: (1/2,1/2,1/2) F: (0,0,0) at the origin I need to calculate the angle EAF. For this I tried to use the dot product and...