Express the polar coordinates (-1, 180) as cartesian coordinates. (-1, 0) (0, 1) (1, 0) if possible can you explain how to convert polar coordinates as cartesian coordinates? you : )

The oates family went out for dinner the price of the meal was $33.95 the sales tax was 7.25% of the price of the meal . the tip was 15% of the meal and the sales tax . how much money did the oates family pay for the meal, including tax and tip