Which statement verifies that quadrilateral wxyz is a
parallelogram?
a)the difference of the slope of adjacent sides is
b)the slopes of adjacent sides are opposite reciprocals.
c)the opposite sides have the same slope.
d)xy and yz have the same slope.

Consider an example of a deck of 52 cards: example set of 52 playing cards: 13 of each suit clubs, diamonds, hearts, and spades ace 2 3 4 5 6 7 8 9 10 jack queen king clubs diamonds hearts spades what is the probability of drawing three queens from a standard deck of cards, given that the first card drawn was a queen? assume that the cards are not replaced.