A park bench sits 778 feet from the base of the Gateway Arch in St. Louis, Missouri. The angle of elevation from the
ground where the park bence sits to the top of the
Gateway Arch is 38 degrees. How tall is the Gateway Arch?

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.

The volume of a cube is 8 in to the 3rd power. how long is each side?

Can some one me with these questions