A circular fence is being placed around a tree. The diameter of the fence is 4 feet. How much fence is being used? Round to the nearest tenth

Let w=23 . what is the value of w + 45 ?

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.

10% of 1,900,000. show me how you got the answer