ANSWER: 92
EXPLANATION:
You plug in 30 where t us and solve.
3(30)+2=92
Her next step is to repeat the last process of drawing those two arcs. However, they will be mirrored since she swapped endpoints.
Check out the diagram below. Figure 1 is what she already has. Figure 2 is what happens after completing the next step. The red and blue arcs intersect to help form the endpoints of the perpendicular bisector. I used GeoGebra to make the diagrams.








There are two critical points, at which we have

