10. In the figure below, A, D, C, and E are collinear. AD, BD, and BC are all the same length, and the angle measure of ∠ABD is as marked. What is the degree measure of ∠BCE?
Your Answer is
Correct Answer is J
Explanation
Because ∠ABD=25° so A=25° so ∠BDC=50°
So ∠BCD=50°