A bag contains 7 red marbles, 3 blue marbles and 6 green marbles. If two marbles are drawn out of the bag, what is the probability, to the nearest ioth
of a percent, that both marbles drawn will be red?

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.