If m AE = 120, and m BD = 50, what is the measure of BCD?

Answer:
The measure of angle BCD is [tex]35\°[/tex]
Step-by-step explanation:
we know that
The measurement of the outer angle is the semi-difference of the arcs it encompasses.
so
[tex]m<BCD=\frac{1}{2}(120\°-50\°)=35\°[/tex]