Answer:
I mean I don't know your options, but the answer is probably something like y=180x
Step-by-step explanation:
Answer:
1440
Step-by-step explanation:
Sum= (180)(8)=1440
Better:
Sum= (x-2)(180)
x represents the number of sides
So it would be
sum=(10-2)(180)
The answer then would be 1440