Use 3.14 for pie , and do not round your answer. Be sure to include the correct unit in your answer.

Find the length of cu, the triangles are similar.

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

Binh says the point of intersections is (0,-3) which statements identify the errors binh made , check all that apply