Answer:
56°
Step-by-step explanation:
Since triangle ABD and triangle CBD are congruent (SAS), so you can divide m∠ABC by 2 to get the m∠ABD and m∠CBD, or 56°.
The pattern is that each number is decreasing by half
Bksnsskbd fcnfkdn sishfmdibaub subneibfs uh a
Six hundred thirty seven thousand eight hundred fifty three