D? marco draws a card and replaces it 10 times from a standard deck of 52 cards. he draws 8 red cards and 2 black cards. what is the experimental probability of drawing a red card?
a) 1/2

b) 1/4

c) 2/3

d) 4/5

The slope of cd is which segments are perpendicular to cd ? select each correct answer. gf , where g is at (6, 5)and fis at (10, 2) ef, where e is at (4, 1) and f is at (7,5) lm , where lis at (-2, 3) and m is at (-10, 9) jk , where jis at (1, -2) and k is at (10, – 14) next