20 points! What is the surface area of a cone that has a radius of 5 units and a height of 10 units? Use 3.14 for π and round your answer to the nearest whole number. 254 units2 300 units2 314 units2 384 units2

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.

Which property is illustrated by the following statement? if hxa rgi, then rgi hxa.

Suppose y varies directly with x. write a direct variation equation that relates x and y. then find the value of y when x=12 y=7 when x=3