5x 4x
3) A triangle has the dimensions shown. The area of the triangle is
A) A = 6x².
B) A = 7x2.
CA= 12x
D) A = 2 x

Find the cosine function that is represented in the graph.

Using graph paper, determine the line described by the given point and slope. click to show the correct graph below.(0, 0) and 2/3

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