125 students have volunteered to be on the prom committee. 2 of those students will be randomly chosen to win free tickets to the prom. what is the probability that the first two students who signed up will be the winners? p(1st two students who signed up win) =

The following frequency table relates the weekly sales of bicycles at a given store over a 42-week period.value01234567frequency367108521(a) in how many weeks were at least 2 bikes sold? (b) in how many weeks were at least 5 bikes sold? (c) in how many weeks were an even number of bikes sold?

Two angles are complementary. the large angle is 36 more than the smaller angle. what is the measure of the large angle?

In right ∆abc shown below, the midpoint of hypotenuse ac is located at d and segment bd is drawn.if ab = 12 and bc = 16, then explain why bd = 10. hint: consider what you know about the diagonals of a rectangle.