Integrate[Sqrt[(60*Pi*(t + 5))^2 - 7200*Pi*(t + 5) + 30^2], {t, 0, 99}]

Uh oh! Wolfram|Alpha doesn't run without JavaScript.

Please enable JavaScript. If you don't know how, you can find instructionshere.Once you've done that, refresh this page to start using Wolfram|Alpha.