Find the shaded area in squares centimeters. Round to 2 decimal place if necessary. Use 3.14 for pi

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

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.