Which set of ordered pairs has one point in each of the quadrants on a coordinate plane?
{(1, 2), (8, -6), (-7, -1), (7, 1)}
{(-7, -1), (1, 2), (8, -6), (-2, 3)}
{(7, 1), (8, -6), (-2, 3), (-7, 1)}
{(1, 2), (-2, 3), (-7, -1), (-1, -2)}

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David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?

‼️‼️‼️‼️‼️the pressure exerted on the walls of a container by a gas enclosed within it is directly proportional to the temperature of the gas. if the pressure is 6 pounds per square inch when the temperature is 440 f, find the pressure exerted when the temperature of the gas is 380°f. (show work)