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.
(1.75)^2 = (1.4)^2 + x^2
(1.75)^2 = (1.4)^2 + x^2
Natural Language
Math Input
Extended Keyboard