Find the measure of x.
7.
105° X 123 - 111
a. 105
C. 43

43

Step-by-step explanation:

105+2x-11=180(vertically opp.t)

94+2x=180

2x=180-94

x=86/2

x=43

Hope this helps u...

the answer is b. 60. each interior angle in 120, so the exterior angle must be 60 in order to add up to 180

step-by-step explanation:

its 50 miles away from the starting point