PLS ANSWER ASAP!!, What is the measure of angle 6, if lines x and y are parallel, and 7 measures 121°?
A.122°
B.69°
C.59°
D.49°

Answer:
59°
Step-by-step explanation:
as angle 6 and 7 are co interior angle
121°+ x°=180°
x=180-121
x=59°