Afarmer had a plot of land measuring 15 yd. by 11 yd. thefarmer put up a fence, leaving a margin of 2 yd. wide all round it. (a) find the length of the fence. (b) if the fence cost $3.85 a yard, how much did i it cost to put a fence round the plot of land?

4. find the geometric mean of 4 and 12. 24 8

Consider 6x2 + 6x + 1. which term immediately tells you that this expression is not a perfect square trinomial? justify your answer

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.