If line a is parallel to line c, and line c is parallel to line f, and lines can d fare different lines, which of the following statements is true? А. Line a is perpendicular to line f.
B. Line a intersects line f.
C. Line a is parallel to line f.
D. None of the above is true.

Need now 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.

Twelve less than a number is at most 20

Rewrite the following quadratic functions in intercept or factored form. show your work. y = 9 + 12x + 4x^2