He polygon angle-sum theorem states the following: the sum of the measures of the angles of an n-gon is

a. (n – 1)180o

b. (n – 2)180o

Polynomial that can be factored as (3x-4)(3x+4)

Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before

Hi i’m not sure how to do question 20 if u could explain how to do it that’d b great