Check - Is it a Perpendicular Bisector?

Given the segment below, use circles to construct a perpendicular bisector. Afterwards, check whether your construction is actually a perpendicular bisector.

Given the figure below, use circles to construct a perpendicular bisector of AC. Afterwards, check whether your construction is actually a perpendicular bisector.

Given the figure below, use circles to construct a perpendicular bisector of BF. Afterwards, check whether your construction is actually a perpendicular bisector.

Check for Understanding

How will you know if you made a perpendicular bisector?