Answer:
10) 139
11) 139
12) 41
Step-by-step explanation:
to find 2, 180 - 41 = 139
2 and 3 are the same so 3 is 139
4 is the same as 41
M<4 = 41
m<3 = 139
M<2= 139
<4 = 41 is same
360 - 41 - angle 4 (41) = < 2 +3
278 = <2 +3
<2 and <3 is the same angle
278/2 = 139
