What is the value of 5 with a power of 3?

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.

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Opposite angles in a parrellelogram are