- What are Diego's two numbers? Explain or show how you know. A coordinate plane is given here, in case helpful. 20 18 16 14 12 second number 10 8 6 4 2 O 2 4 6 8 10 12 14 16 18 20 first number

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.