Question

Find m angle 1 A) 62 B) 50 C) 56 D) 68

Answer 1

B, 50.  because the triangle next to it is the exact same thing.  

Answer 2

M (<bca)=180-(80+50)=50
m (<ECD)=m (<bca)=50 (V.O.A.)
m (<ced)=180-(50+68)=62
m (<ced)=m (<1)=62 (V.O.A.)