Me with my final test: lenny is a general manager of a large department store chain. this week he has decided to offer 33% off any item in the store. find the total markdown for the following items: wool pants, $65.95; leather shoes, $126.50, and straw purses, $19.95.

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.