Find the area of the figure below. * 23 cm 12 cm 18 cm 15 cm ​

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.

In the diagram below,abc is congruent to dec what is the value of x

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers