This page shows how to draw the two possible
to a given circle through an external point with compass and straightedge or ruler.
This construction assumes you are already familiar with Constructing the Perpendicular Bisector of a Line Segment.
The above animation is available as a
printable step-by-step instruction sheet, which can be used for making handouts
or when a computer is not available.
Math Open Reference now has a Common Core alignment.
See which resources are available on this site for each element of the Common Core standards.