You have 2 red balls, 4 green balls, and 5 purple balls. you draw a ball from the bag, record its color, and keep it. you continue drawing without replacement until you get a ball that matches the first ball. what is the probability that it takes exactly 3 additional draws (not including draw 0) to get a matching ball?

Which expression can be used to determine the slope of the line that passes through the points -6, three and one, -9

What are the coordinates of the midpoint of ab? ,1/2) /2,-1) ,-3/2) /2,-2)

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin