Mean means u add then divide so it’s 80/10=8
Answer:
8
Step-by-step explanation:
Lines have angles that are equal to 180. Therefore, because we already have 140 of the 180 necessary, we can subtract 140 from 180 to get 40. 40 divided by 5 is 8.
Hope that this helps!
Answer:bottom line: 13 line on right: 6 1/2 Diagonal line: 13