Question

If two different lines intersect, then they intersect at one and only one point.

Answer 1

Answer:

Step-by-step explanation:

This is true in two-dimensional space.

In three-d space, the lines do not necessarily intersect.

Answer 2

Answer:

If two distinct planes intersect, then their intersection is a line. If two distinct lines intersect, then they intersect in exactly one point. If there is a line and a point not in the line, then there is exactly one plane that contains them. If two distinct lines intersect, then they lie exactly in one plane.

Step-by-step explanation: