On a math test the students are given a right triangle. One of the acute angles has a measure of 31°. One student says that the measure of the other acute angle is 149°. What is the measure of the other acute​ angle? What error might the student have​ made?

1. there are 25 students who started computer programming in elementary school and 25 students who started computer programming in middle school. the first group had a mean final project grade of 95% and the second group had a mean final project grade of 92%. the line plot shows the differences after 10 rerandomizations. determine whether the difference in the means of the two groups is significant based on the line plot. explain your answer.

5,600 x 10^3 = a) 560 b) 5,000,600 c) 5,600,000 d) 56,000

How many square centimeters of wrapping paper will be used to wrap the shoe box?