What is the answer to this.

In trapezoid bath, ah=19.7 and et=16.1. identify be.

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.

If g^-1(x) is the inverse of g (x) which statement must be true