Co is the perpendicular bisector of both xy and st, and cy = 20
find xy.
20

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

Which formula finds the probability that a point on the grid below will be in the blue area? p(blue) = total number of squares number of blue squares number of blue squares p(blue) = total number of squares number of blue squares p(blue) = number of white squares

Aschool puts on a play. the play costs $1,200 in expenses. the students charge $4.00 for tickets. there will be one performance of the play in an auditorium that seats 500 people. what is the domain of the function that shows the profit as a function of the number of tickets sold?