If an object with an acceleration of 2.9 m/s2 exerts a force of 8.7 kg·m/s2, what is the mass of the object?

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.

Average acceleration: i have no idea how to do this.

What is the measure of the smallest angle in the diagram? 15 29 32 45