What is the volume of a cone with a height of 27 cm and a radius of 13 cm? Round your answer to the nearest tenth

Answer this question only if you know the 30 points and

Select all of the quadrants that the parabola whose equation is y=√x-4 (principal square root) occupies. i ii iii iv

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.