J(1, 1), K(4, 3), L(4, 6) and M(1, 6) is reflected over the y-axis

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

Which of the following statements is true? a. sin 18° = cos 72° b. sin 55° = cos 55° с. sin 72° = cos 18° d. bоth a and c.