Two angles adjacent angles that add up to 180 degrees
Combine like terms then you have your answers
The answer would be 7/9. If the spinner has 9 sections and you want to know the probability of NOT landing on a 1 or a 9, you would subtract 2 from 9 since there are 2 numbers and 9 total.
Answer:
Angle <u>A</u><u> </u>= 15°
use angle properties of triangle to solve this.
