# Copy a Segment Construction

- Author:
- Roger Gemberling

To construct a copy of line segment AB, complete these steps:
(1) Click on the Compass tool . Then click points A and B and a circle will appear.

*The circle has a radius length of AB.*(2) Move the circle to point C. Then click on point C.*Point C will be the center of the circle.*(3) Click on the Point tool . Then click on the circle.*A circle will be constructed on the circle.*(4) Click on the Segment tool . Then click on point C and the point on the circle.*A line segment will be constructed.*(5) Click on the Distance tool . Then click on both line segments (NOT the endpoints).*The length of each line segment will appear.*(6) Click on the Move tool and move point B.*If your construction has been completed correctly, the length of both line segments should be the same.*