Question

In triangle ABC, angle A=100degree AD bisects angle A and AD is perpendicular to BC, then angle B= ​

Answer 1

Answer:

lol...................

Step-by-step explanation:

don't know.........

Answer 2

Answer:

B=40 degrees

Step-by-step explanation:

BAD+ADB+DBA= 180

50+90+DBA=180

140+DBA=180

DBA=180-140

DBA=40

HENCE PROVED