x=69°  y=69°
Step-by-step explanation:
Angle x is an alternate angle so it is equal to the angle above it (69)
Angle y is in a co-interior angle so you do the equation 180-111 which equals 69°
135 is your answer
step-by-step explanation:
try 180 times three then divide that number by 4 (sides) to get your answer. im glad to : )
why can't you?