What is the contrapositive of the following statement? If two triangles are congruent, then their corresponding angles are congruent.
If the corresponding angles of two triangles are congruent, then the triangles are congruent.
If two triangles are not congruent, then their corresponding angles are not congruent.
If two triangles are congruent, then their corresponding angles are congruent.
If the corresponding angles of two triangles are not congruent, then the triangles are not congruent.

Find the exact value of each of the following. in each case, show your work and explain the steps you take to find the value. (a) sin 17π/6 (b) tan 13π/4 (c) sec 11π/3

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.

The dash figure is a dilation if the original figure. find the scale factor. classify the dilation as an enlargement or a reduction