Answer:
7. 28.26 rounded to the nearest tenth would be 28
8. 9.42 rounded to the nearest tenth would be 9
9. 69.08 rounded to the nearest tenth would be 69
10. 131.88 rounded to the nearest tenth would be 132
11. 219.8 rounded to the nearest tenth would be 220
12. 113.04 rounded to the nearest tenth would be 113
Step-by-step explanation:
when it is the diameter, multiply by pi, or in this case 3.14
when it is the radius, multiply it by two, then by 3.14 or pi
