Which type of triangle will always have a perpendicular bisector that is also an angle bisector?

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.

Assemble the proof by dragging tiles to the statements and reasons column

Solve each equation using the quadratic formula. find the exact solutions. 6n^2 + 4n - 11