Question

please reply very urgent ​

Answer 1

Step-by-step explanation:

if AB=AC& AD is common

also the lines CD=BD

so triangle ADC~ADB(SSS)

=> Angle C =angle B

angle ABD is 40.

buddy if you are in tenth class then go with this otherwise your choice

don't forget follow and mark as brainliest too

Answer 2

Answer:

abd=40°, adb= 100°, bad = 40° .

follow the rule of above one, <BDC= 360°-160°= 200°

hope this helps u and mark me as BRAINLIST