Question 9 (6 points) (06.04 MC)
Calculate the area of triangle WXY with altitude YZ, given W(2, -1), X(6, 3), Y(7,0), and Z(5,2). (6 points)
са
8 square units
Ob 9.4 square units
Ос
7.7 square units
Od
12 square units

The number of hours per week that the television is turned on is determined for each family in a sample. the mean of the data is 37 hours and the median is 33.2 hours. twenty-four of the families in the sample turned on the television for 22 hours or less for the week. the 13th percentile of the data is 22 hours. approximately how many families are in the sample? round your answer to the nearest integer.

The lengths of nails produced in a factory are normally distributed with a mean of 4.91 centimeters and a standard deviation of 0.05 centimeters. find the two lengths that separate the top 4% and the bottom 4%. these lengths could serve as limits used to identify which nails should be rejected. round your answer to the nearest hundredth, if necessary.

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account