1. Section 3-3 Constructing Perpendiculars to a Line

2. Constructing Perpendiculars
P. 154 Investigation
You already know how to construct a perpendicular bisector.
Use that knowledge to construct a perpendicular from a point to a line.

3. Label three random points Q, R, and S on line AB.
Measure PQ, PR, PS, and PM. Which distance is shortest?
The shortest distance from a point for a line is measured along the _______________ from the point to the line.

4. Patty Paper Perpendiculars
P. 155 Investigation

5. Draw a large obtuse triangle on a half sheet of paper.
Construct the altitude from each vertex.