A circle centered at (0,-8) passes through the point (2,-5). Find the equation of the circle. Write your equation in the form "(x - h)^2 + (y - k)^2 = r^2".

!! 10 ! a westbound jet leaves central airport traveling 635 miles per hour. at the same time, an eastbound plane departs at 325 miles per hour. in how many hours will the planes be 1900 miles apart?

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.

Is the figure congruent? yes or no?