What is the measure of angle DBA?

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36

Don't know how to find x given these segment lengths

Find the constant of variation for the relation and use it to write an equation for the statement. then solve the equation.