Question

in the given figure a b parallel to CD and is equal to 65 degree find a c b ,ac d and a b c

Answer 1

acd=65 since alternate interior angles
acb+acd+dce=180 since angles on a line
acb+65+54=180
acb+119=180
acb=180-119
acb=61

abc= 65+61-180
acb =54