Convert this equation to a polar equation

Ahighway between points a and b has been closed for repairs. an alternative route between there two locations is to travel between a and c and then from c to b what is the value of y and what is the total distance from a to c to b?

At the play,8 students from mr.franks room got a seat.if there were 17 childern from room 24,how many childern did not get a seat ?

Great freights a local shipping company, bases its charges on the weight of the items being shipped. in addition to changing 0.40$ per pound, great freights also charges a one-time fee of 10$ to set up a customers account.