The circumference of a circle is 12.56 kilometers. What is the circle's diameter

Jabari is power washing houses for a summer job. for every job, he charges an initial fee plus $30 for each hour of work. his total fee for a 4 -hour job, for instance, is $170 . jabari's total fee,f, for a single job is a function of the number,t, of hours it takes him to complete the job. write the function's formula.

15 and 14.7 are 1 apart, so 15 – 14.7 must be 1.

The function below show how much jayna and hannah charge for babysitting. which statement best compares the two plants?