Roxanne wants to test the idea that polynomials are closed under addition. Her work and explanation are shown Drag the expirations and phrases to the boxes to complete the equation

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.

Find the value of x. give reasons to justify your solutions! c ∈ ae

The measurement of one angle of a right triangle is 42° what is the measurement of the third angle? (there is no picture)