Question

If three lines intersect at on point, then they are (always, sometimes, or never) coplanar?

Answer 1

draw it out and ill try to help

Answer 2

Draw a picture of a case of three lines intersecting in a single point in a plane.
Then, you can consider if the lines can not be coplanar.
By the way, three or more lines that intersect in a single point are called "concurrent lines."