Answer: -330 + 22d
Step-by-step explanation:
Apply distributive law: a(b-c)=ab-ac
Sum of interior angles=(n-2)180
3060=(n-2)180
3060/180=n-2
17=n-2
n=17+2
n=19..
Answer:
A.
Step-by-step explanation:
A fun way of solving it is by turning your image 90 degrees, and observing the original figure. You can also solve it by checking the points.
(I am sorry if this wasn't very good.)
