Answer: 125.6
Step-by-step explanation:
so you use your diameter 40 and multiply it by it by 3.14 to get your circumfrence
Answer:
$ 7.37
Step-by-step explanation:
linear increase means increased the same amount every year
increment: (6.21 - 5.39) / 4 = 0.215 =$0.22
1n 2009: 0.22 * 9 + 5.39 = 7.37