12+6n=30
6n=18
n=3
So the number would be three
Check the picture below.
make sure your calculator is in Degree mode.
Answer: 81π
Step-by-step explanation: the slice of the circle is 120 degrees, and to go all the way around the circle is 360. It takes 3 120's to go all the way around the circle. Multiplying 27 times 3 will get you 81.
2 because the others aren’t factors of both