Question

give the. answer. of itt. ​

Answer 1

Answer:1.

1. AB=AC given.

3.AD=AD

2.ANGLE ABD=ANGLE ACD

so BY SAS congruence rule

........

2. angle ADB=90°

Answer 2

1)AD=AC

AD=AD

Angle BAD=Angle DAC

ABD=ACD ( SAS)