Given a=8, b=7 and c =6, use the law of cosines to solve the triangle for the value of c. round answer two decimal.
a. 80.44
b. 46.57
c. 57.91
d. 75.52

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Abcd is a parallelogram. the diagram is not drawn to scale. if m

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.