A coaster is designed to hold 2 different drinks. Find the area of the coaster. Round your answer to the nearest hundredth

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Sketch one cycle if the cosine function y=2cos2theta

What is the circumference of a circle with an area of 50.24 cm²?