Construct the perpendicular bisector of a line segment, and the bisector of an angle.

In each part, copy or trace the diagram and construct the perpendicular from the point $P$ to the line.

Copy or trace the diagram and construct the perpendicular from the point $P$ to the line.

Copy or trace the diagram and construct the perpendicular to the line that passes through point $P$.

Copy or trace the diagram and construct the perpendicular to the line that passes through point $P$.