Which of the following angle measurements might you find in a right triangle?
45°, 45°, 90°
50°, 50°, 90°
60°, 60°, 60°
90°, 90°, 90°

8000 + 8800 + 8000 + 8 million + 80 trillion + another a katrillion equals

What value of x is in the solution set of 4x – 12 s 16 + 8x?

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