### Spring 2000

### Theorems about Compass and
Straightedge Constructions

1. To copy an angle

2. To bisect an angle

3. To erect a perpendicular from a point

4. To drop a perpendicular from a point not
on a line to the line.

5. To construct the perpendicular bisector
of a line segment.

6. To construct the tangents from a point to a circle.