Susan has some beads in a bag. 5 of the beads are orange.
3 of the beads are purple.
The rest of the beads are pink.
Susan takes a bead from the bag at random.
The probability that she takes a pink bead is 3/5

How many pink beads are in the bag before Susan takes a bead?

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.