Q T
In isosceles triangle QRS, RT is the angle bisector of ZQRS. Mikah begins the proof by stating 21–22. What is a valid reason for this statement?
.
o Definition of Angle Bisector
Reflexive Property of Congruence
O Symmetric Property of Congruence
o Corresponding angles are congruent.

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.