Arc Length: Quiz


Problem 3

A snowboarder travels from one lip to the other of a parabolic pipe. How far does he go on each pass if the pipe is 24 meters wide at the top and 12 meters deep?


Answers, problem 3

Here is a cross sectional view of the pipe, placing the origin at the bottom.

The formula for the parabola is pipe(t) = t2/12. The length of each pass is the value of the integral

equal to approximately 35.495.


NextPreviousUp