Anita left to go to the library at 12:46 pm. She arrived back home at 7:12pm which of the following is closest to the total time she was gone to the library (5 hours, 34 minutes) ( 7 hours,34 minutes) (6 hours,26 minutes) (19 hours , 58 minutes)

When drawing a trend line for a series of data on a scatter plot, which of the following is true? a. there should be an equal number of data points on either side of the trend line. b. all the data points should lie on one side of the trend line. c. the trend line should not intersect any data point on the plot. d. the trend line must connect each data point on the plot.

Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.

Consider that lines b and c are parallel. what is the value of x? what is the measure of the smaller angle?