Question

if angle a,c,d is an exterior angle of triangle abc of angle acd=122 degree and angle a 68 degree then find angle b

Answer 1

In this question, we have used Exterior Angle Property which states that

Exterior angle of a triangle is always equal to the sum of its opposite interior angles.

hopefully it will help, for any doubt let me know in the comment please

Answer 2

Answer:

54 is your answer

Hope it help you