One end of a wire is fixed 25m up a wireless mast .The other end is fixed to a boat which is concreted to the ground. The boat is 18m from the foot of the mast. Find a. The angle of slope of wire. b. The angle between the wire and the mast. c. What is the length of the mast

anyone? find the second, fifth, and ninth terms of a sequence where the first term is 65 and the common difference is -7. 72, 93, 121 72, 79, 86 58, 37, 9 58, 51, 44

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.

X-10/4 when x = –18 a 7 b –2 c –7 d 2