Always, sometimes, or never true
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Points A, B, and C determine a plane
Always
Points X and Y are in plane Z. Any point collinear with X and Y is in plane Z
Always
There is exactly one plane that contains noncollinear points A, B, and C
Always, 3 points determine a plane
The intersection of 2 planes can be a point
Never
Line r contains only point P
Never, a line needs two points
There are at least 3 lines through points J and K
Never, two points make one line
The intersection of 3 planes is a line
Sometimes, 3 planes can intersect at a point
If points M, N and P lie on plane X then they are collinear
Sometimes, they can be on the same line
