Department of Mathematics Education
Dr. J. Wilson, EMAT 6690

Ratio on a Line Segment
by David Wise

Problem and Solution

1. Given any line segment AB.



2. Construct a perpendicular segment BD usch that 2BD = AB.



3. Draw AD.



4. Mark point E on AD such that DE = BD.



5. Mark point F on segment AB such that AE = AF.


6. Find AF/BF.



Click here to investigate a GSP sketch for yourself.

If you have any suggestions that would be useful, especially for use at the high school level, please send e-mail to

Return to my homepage.