A compass is a very handy tool! In this tutorial, you'll see how to use a compass and straightedge to construct parallel lines!
This tutorial shows you how to construct a perpendicular bisector using only a compass and a straightedge!
Perpendicular lines have a special property. The angles formed by perpendicular lines will always be the same. Check out this tutorial to learn about perpendicular lines and see a cool trick involving these special lines!