s = 1800°
To find the sum of interior angles in a polygon you can use the following equation

If this helped you a Brainliest would be appreciated!
Answer:
5. 1:3
6. Joe
8. 2/3 = 8/12
9. 56/7 = 8/1
Answer:
No
Step-by-step explanation:
For negative numbers, the larger the number is the smaller its value is. For example -18 is greater than -18.5. This is because -18 is closer to 0 than -18.5 is. If you were to plot -18 and -18.5 on a number line you would see that -18 is closer to 0.
The answer to your question is 3 3/4.. i hope its right.