Answer:arc lengths; radius
l guzz.. sry if wrong....
Answer:
He made $108 in 9 hours
Step-by-step explanation:
I first multiplied 12 by 9 and got 108
The answer is exactly £5,472
The arithmetic sequence with the given condition is determined recursively by

So we have



and so on with the general pattern

This means the 72nd term in the sequence is

so the answer is B.
You can divide 1/2 by 1/4
that'll leave you with 1/8, which is smaller than 1/4