find the difference of each number and 4. Complete the table to support your answers. The first example is provided. Number Subtraction Expression Addition Expression Answers 10 10 - 4 10 + (-4) 6 2 -4 -6 1

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.