The coordinates of the vertices of quadrilateral abcd are a(−4, −1) , b(−1, 2) , c(5, 1) , and d(1, −3) . drag and drop the choices into each box to correctly complete the sentences. the slope of ab ¯ ¯ ¯ ¯ ¯ is , the slope of bc ¯ ¯ ¯ ¯ ¯ is , the slope of cd ¯ ¯ ¯ ¯ ¯ is , and the slope of ad ¯ ¯ ¯ ¯ ¯ is . quadrilateral abcd a parallelogram because . − 2 5 − 1 6 1 3 2 isis notboth pairs of opposite sides are parallelonly one pair of opposite sides is parallelneither pair of opposite sides is parallel

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.