Arc measure is only dependent on the measure of the central angle that intercepts that arc. Arc length as a function of one variable practice problems. Khan Academy is a nonprofit with the mission of providing a free world-class education for anyone anywhere.
Actually let me just write it in general terms first so that you can kinda see the formula and then how we apply it.
And you get ds sqrt 1f x2 dx. Button opens signup modal. This problem has a diagram of a circle with an arc length. Sqrt dx2 f xdx 2 now factor out the dx2 which is just the distance moved in the x direction.