Question

help me with this f-ing question​

Answer 1

Answer:

x = 67°

Step-by-step explanation:

∠ACB + ∠ACD = 180     (angle on straight line)

=> ∠ACB = 180-123

=> ∠ACB = 57°

NOW in triangle ABC

∠BAC + ∠ABC + ∠BCA = 180°

56 + x + 57 = 180

x = 180 - 113

x= 67°