. Which of the following could be the lengths of the sides of a right triangle?
A 0.9 cm, 0.6 cm, 1.5 cm
B 0.9 cm, 1.2 cm, 1.5 cm
C 0.9 cm, 1.2 cm, 1.8 cm
D 0.9 cm, 1.5 cm, 1.5 cm

70 points ! pls 2. given the following two sets of data what is the union of the two sets and what is the intersection of the two sets. set a = {1, 2, 3, 4, 5, 6, 7, 8, 9} set b = {2, 4, 6, 8, 10, 12, 14} 3. given a regular deck of cards. describe a way of pulling cards that would create a dependent event and then one that would create an independent event. 4. what is the probability of drawing a red card and then drawing a spade without replacing the card that was drawn first?