Letters w, x, y, and z are angle measures.

lines r and s are intersected by line m. at the intersection of lines m and r, clockwise from the top, the angles are w, x, blank, blank. at the intersection of lines m and x, clockwise from the top, the angles are: 92 degrees, y, z, blank.

which should equal 92° to prove that r ∥ s?

w
x
y
z

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Me max recorded the heights of 500 male humans. he found that the heights were normally distributed around a mean of 177 centimeters. which statements about max’s data must be true? a) the median of max’s data is 250 b) more than half of the data points max recorded were 177 centimeters. c) a data point chosen at random is as likely to be above the mean as it is to be below the mean. d) every height within three standard deviations of the mean is equally likely to be chosen if a data point is selected at random.

Amanda went into the grocery business starting with five stores. after one year, she opened two more stores. after two years, she opened two more stores than the previous year. if amanda expands her grocery business following the same pattern, which of the following graphs represents the number of stores she will own over time?