Write two equations to model the following: A football team has 27 points. Touchdowns are worth 7 points and field goals are worth 3 points. They have scored 5 times. (use t for the number of touchdowns and f for the number of field goals)

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.