Which of the following lengths of lines could be used to create a right triangle
A.9,12,15
B.3,5,7
C.5,7,8.9
D.2,9,11
PLEASE HELP ASAP

Which of the choices shown could be used to prove that aacp=abcp ?

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events

The height above the ground (in feet) of a ball dropped from the top of a 30-foot-tall building after t seconds is given by the polynomial: ? 16t^2+30 what is the height of the ball after 1/2 second?