Question

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

Answer 1

Answer:

The measure of angle BCD is $35\°$

Step-by-step explanation:

we know that

The measurement of the outer angle is the semi-difference of the arcs it encompasses.

so

$m<BCD=\frac{1}{2}(120\°-50\°)=35\°$