Question

Please tell me how to prove the problems (b) & (c)

Answer 1

Answer:

in ∆BCD & ∆ABC, we have :-----

AB = DC (Given)

angle CBA = angle BCD (Given)

BC = BC (common)

so,

∆BCD ~ ∆ABC (SAS)

now,

angle BCA = angle CBD (By CPCT)

(Mark as brainlist)