Question

Can someone help please asap

Answer 1

1)
72 + 57 = 129
180 - 129 = 51°
2)
90-72= 18°
3)
180-57= 123°
4)
18 + 123 = 141
180 - 141= 39°

angle 1= 51°
angle 2= 18°
angle 3= 123°
angle 4= 39°

Answer 2

Answer:

1   51     2 18    3  123       4    39

Step-by-step explanation: