If is a triangle in which bisects , bisects , and , find .
Step 1: Find the sum of .
The sum of the angles in is , so we can find by subtracting from .
Step 2: Find the sum of .
Divide both side of the equation from Step 1 by 2.
and , so we can substitute those angle measures in the equation above.
Step 3: Find .
The sum of the angles in is , so we can find by subtracting and from . Substitute the value of from Step 2.