Answer:
8. x=67°
9. x=55°
10. 2, 7, & 6 are 62°, 1, 4, 5, & 8 are 118°
Step-by-step explanation:
A straight line always has a degree of 180°, so knowing this, it is a simple use of subtraction to get the other angles. For 9 and 10, since the lines are parallel, the angles are the same.
