# Locus Problem (1)

In the applet below,

**F****is a point**that is not on line*d*.**Point**The*D*is a point that lies ON the line that passes through*A*and*B*.**pink line**is the**perpendicular bisector**of the segment with endpoints*and***F***. Drag***D****point**along the line. What do you see? Describe in detail! Feel free to alter the locations of*D***A,***and/or***B**,*. Then***F****clear the trace**and drag**point**along*D***the line**again. Why does this occur?Please go to the Locus Construction 1 Task and begin!

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