- 9 + 12 = 3 or +3
Hopes this helps! =)
<em>.... what is this train..... ❓❓</em>
Answer:
13. no
14. d
15. A
Step-by-step explanation:
Answer:
okay so it would be 2 or 1.5 i dont know if you want it whole number but i will explain
if the number is 5 or more like 5.1 or even 5 you round up
if the number is under 5 like 4,3,2,1 your round down
Step-by-step explanation:
Sum of interior angles=(n-2)180
3060=(n-2)180
3060/180=n-2
17=n-2
n=17+2
n=19..
