Four students took an exam. the fraction of the total possible points that each received is given. which student had the highest score? if students receive a whole number of points on every exam item, can the exam be worth a total of 80 points? explain

Which statement explains how you could use coordinate geometry to prove the opposite sides of a quadrilateral are congruent? a. use the slope formula to prove the slopes of the opposite sides are the same. b. use the slope formula to prove the slopes of the opposite sides are opposite reciprocals. c. use the distance formula to prove the lengths of the opposite sides are the same. d. use the distance formula to prove the midpoints of the opposite sides are the same.