Question

A point P is its own image in a line I, then point P is ______.

Options

• on the line l

• below the line 1

• above the line l

• none of the above

Answer 1

A point P is its own image in a line I, then point P is on the line l.

Explanation:

Since, point P is its own image in a line l, so it is an invariant point, which lies on line itself.