C: D:

E:

F:

G:

H:

3 a) If the first coordinate in an ordered pair is 0, where does the point lie?

3 b) If the second coordinate in an ordered pair is 0, where does the point lie?

8. How far does Cal live from Mel?

9. How far does Mia live from Amy?

10. How far apart do Amy and Cal live?

14. Whose house is a reflection of Amy’s house across the y-axis? Explain.

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