1. write 4 3/8 as an improper fraction 2. find the digit that makes 3,42_ divisible by 9 3.write 39/9 as a hole number or a mixed number in simplest form

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.