Khan Academy: Shell Method for Rotating Around Horizontal Line

This video shows the shell method for finding the volume of a solid rotated around the y axis.

A demonstration on how to find the volume between a curve and a line when rotating around the x axis using the shell method.

A video demonstrating how to find the volume of a solid when rotating around a vertical line using the shell method.

This video shows how to find the volume of a solid using the shell method.

A demonstration on how to evaluate the definite integral using the shell method

This video evaluate the volume of a solid using the shell method.

Washer method when rotating around a horizontal line that is not the x-axis.

Video lesson on finding the equation of the tangent line of an exponential function at a certain value. Equation is checked by graphing. [8:07]

Solid of revolution constructing by rotating around line that is not an axis.

Proof by contradiction that if two lines cut by a transversal create congruent corresponding angles then the lines are parallel. [5:18]