Answer:
20
Step-by-step explanation:
I'm not sure at all I'm sorry
Okay add 78 and 66. Then add 96 and 108. It should be 144 by 204. I know math is hard, but when you work at it you can do amazing things! I hope that helps you.
The circumference is found by the multiplying the diameter by pi so 3+3=6 so 6*3.14=18.84 ANSWER IS 18.84
First Column, -x and 5 third column, -x and 2