Answer:
Point Q is equidistant from the endpoints of segment M N by Definition of equidistant.
Explanation:
1. Point Q is on the perpendicular bisector of MN¯¯¯¯¯¯¯. Given
2.MX¯¯¯¯¯¯≅NX------------------------ Definition of bisector
3. ∠QXM and ∠QXN are right angles. Definition of perpendicular
4. ∠QXM≅∠QXN----------------------All right angles are congruent.
5.QX¯¯¯¯¯¯≅QX ----------------------- Reflexive Property of Congruence
6. △QXM≅△QXN -----------------------Congruence PostulateSAS
7.QM¯¯¯¯¯¯≅QN-------------------------------Corresponding parts of congruent triangles are congruent.
8.Point Q is equidistant from the endpoints of MN¯¯¯¯¯¯¯. Definition of equidistant