Answer: 180 degrees
Step-by-step explanation: I think
Answer:

Step-by-step explanation:
remember that,
<u>if a side of a triangle is extended then exterior angle so formed equal to the sum of the two opposite interior </u><u>angles</u>
thus our equation is

cancel out 86° from both sides:

hence,
the measure of the missing angle is 49°
Please mark brainliest
x= 192
Explanation: the circle is 360 in total so subtract 168 from 360