Step-by-step explanation:
Since the options are not clear enough, please kindly see the attached file for more explanation
Do you have an answer? What do you think it is?
Answer:
x = 18°
y = 6
Step-by-step explanation:
in a parallelogram:
Any two opposite sides are congruent
and any two opposites angles are congruent:
then
y + 4 = 10
and 3x = 54
then
y = 6
and x = 54/3 = 18