For the standard normal curve, find the z-score that corresponds to the 90th percentile.

How many sides does a regular polygon have if each exterior angle measure is 45 degrees explain your answer, i really don't understand this.

Which of the following points is a solution to the system of equations shown? y - x = -1 x + y = -5

Plz asap what is the range of the cluster in the scatter plot a. between 4 and 8 years of experience b. between $40,000 and $60,000 c. between 6 and 12 years of experience d. between $10,000 and $60,000