Question

from adjacent fig find m<ABD ?​

Answer 1

Answer:

Draw a line l parallel to m and n intersecting the point C.

It is known that the alternate interior angles are equal, therefore,

∠x=∠a and ∠y=∠b.

Now, ∠ACB=∠z

=∠a+∠b

=∠x+∠y

solution