90 degree clockwise, 90 degree counterclockwise, and 180 degree rotations about the origin of a coordinate plane results in figures that are what? Check all that apply.

1. the following set of data represents the number of waiting times in minutes from a random sample of 30 customers waiting for service at a department store. 4 5 7 10 11 11 12 12 13 15 15 17 17 17 17 17 18 20 20 21 22 22 23 24 25 27 27 31 31 32 a. determine the number of classes and class interval.

How many solutions does the nonlinear system of equations graphed bellow have?

9/10 divide by -3/15 as a mixed number