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.
C(47, 5)*27 * (57.4+47.12)*0.5*9*1 mm^2
Natural Language
Math Input
Extended Keyboard
Examples
Upload
Random
