There are 10 cards. they are numbered: 9, 10, 11, 12, 13, 14, 15, 16, 17, 18. one card is randomly picked.

what is p(prime number)?

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

The longer leg of a 30° 60° 90° triangle is 16 times square root of three how long is a shorter leg

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