An exterior angle is equal to the sum of the 2 non adjacent angles. In this case
100 = x + 70 Subtract 70
x = 100 - 70
x = 30
Answer:
OPtion B)
Step-by-step explanation:
Answer:
B: 9
Step-by-step explanation:
Answer:
100°
Step-by-step explanation:
I assume the image is the one attached below.
The shapes are quadrilaterals, so their interior angles add up to 360°. Three of those angles are 86°, 41°, and 133°. So the fourth angle is:
x + 86° + 41° + 133° = 360°
x = 100°