Uh oh! Wolfram|Alpha doesn't run without JavaScript.
Please enable JavaScript. If you don't know how, you can find instructions
here
.
Once you've done that, refresh this page to start using Wolfram|Alpha.
(2 + √(10^2 - 6^2) + 2)·2·10 - 2·{ [ (1 / 2)·6·√(10^2 - 6^2) ]·2 }
(2 + √(10^2 - 6^2) + 2)·2·10 - 2·{ [ (1 / 2)·6·√(10^2 - 6^2) ]·2 }
Natural Language
Math Input
Extended Keyboard