Acar is traveling at a speed of miles per hour. what is the car's speed in kilometers per hour? how many kilometers will the car travel in hours? in your computations, assume that mile is equal to kilometers. do not round your answers.

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.