Question

please solve this question ​

Answer 1

Answer:

proved

Step-by-step explanation:

we know that,

base angles of iosceles triangle are equal

so, ABC =ACB ......1

and ,

DBC= DCB .....2

adding 1and 2

ABC + DBC = ACB+ DBC

ABD = ACD ... Angle addition property

Answer 2

The answer is given in the attachment...

PLEASE MARK IT AS THE BRAINLIEST..