Plz I need help with this

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

Suppose i flip two identical coins. what is the probability that i get one head and one tail?

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.