Peggy is making a quilt using panels that are 1/2 foot by 1/2 foot. the quilt is 5 1/2 feet long and 4 feet wide. what is the area of the quilt?

Don't know how to find x given these segment lengths

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.

What function has a range {yly< 5}? question on picture above^