1. 
If m_{}EDF = 50, find the measure of _{}A.



3. 
The measures of an exterior angle of a triangle is 150. The two nonadjacent interior angles are congruent. Find the measures of the interior angles of the triangle. 

4. 
In _{}ABC, the measure of the exterior angle of angle C is 145. If m_{}A  m_{}B = 25, find the measure of _{}A + 2_{}B + _{}C. 

5. 
If m_{}A = 97, what is the measure of _{}E?


6. 
In isosceles triangle ABC, _{} = _{}, m_{}A = 102. If _{} bisects _{}C and _{}=_{}, what is the measure of _{}DEB?

