21 points to whoever can answer this question ! : d

Part a: sam rented a boat at $225 for 2 days. if he rents the same boat for 5 days, he has to pay a total rent of $480. write an equation in the standard form to represent the total rent (y) that sam has to pay for renting the boat for x days. (4 points)

How do i find the missing angle measure in a polygon

Find the length of the normal and the angle it makes with the positive x-axis. (see pictured below)