Question

in the fig
abcd is a cyclic quadrilateral in which ac and bd diagonal.if angle abc is 55 and angle bac is 45 find angle bda

Answer 1

triangle ABC,by angle sum property

45+55+angle 1 =180
angle 1=80

angle 1=angle 2
angle 2=80

angle bda=80

Answer 2

here's the answer^.^

p.s I'm sorry for the mistake earlier(•ω•)