Second question:
sum of all the interior angle 180*(8-2)=1080 degree
sum of one interior angle 1080/8=135 degree
For the answer to the question above,
though the first two would start out as S, when you put the actual value into the equation, that is what you get. This is the equation based on your question above 3 * 2 + 2 = j
Answer:
I don't know that answer will come back to you
If you have an iphone look up the app photo math its free on the app store what you do is take a picture of the problem using the app no matter how many problems use that i guarantee you will get it right.When you take the pic wit will show you step by step how to do it show your work