Answer:
105°
Explanation:
To find an exterior angle, subtract the interior angle from 180.
180 - 75 = 105
Therefore, angle 3 is 105°.
Let me know if I did something wrong.
105 Degrees
Angle 3 is 105 degrees because it is cut in half on a striaght line. A line is 180 degrees so you subtract 75 from 180 and you get 105
6.3m questions
8.3m answers