Which series of transformations maps △ABC to △A′B′C′? Select all that apply.

A. Translate △ABC left 1 unit, then reflect the resulting triangle across the x-axis.
B. Reflect △ABC across the x-axis, then translate the resulting triangle left 1 unit.
C. Translate △ABC down 2 units, then reflect the resulting triangle across the x-axis.
D. Reflect △ABC across the x-axis, then translate the resulting triangle down 1 unit.

Atriangle has an area of 72 square inches. if the base of the triangle has a length of 18 inches, what is the height of the triangle? use the formula for the area of a triangle: area = (base)(height) type a numerical answer in the space provided. do not include the units or spaces in your answer.

Simplify 15(x - 4)(x -1)-3(x + 4)(x - 1) with steps

Needmax 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.