Answer: 390
Step-by-step explanation:
The base angles theorem converse states if two angles in a triangle are congruent, then the sides opposite those angles are also congruent. The Isosceles Triangle Theorem states that the perpendicular bisector of the base of an isosceles triangle is also the angle bisector of the vertex angle.
Hope It Helped! :)
Answer:
..
Step-by-step explanation:
You could find out how much each letter equals then maybe times then together or add the.