You are downloading the Pythagorean Theorem Calculator XAP file v188.8.131.52 for Windows Phone. Pythagorean Theorem Calculator is a free and useful Education app: Use Pythagoras' old known formula to calculate the sides of a right-angled ... You can now download the offline XAP file to install & try it.
Download Locations for Pythagorean Theorem Calculator 184.108.40.206 XAP file
Important Notice: Now Due To Unspecified Limitations, You Can Not Use The Offline XAP File To Install It Any More.
To try to install it manually from an SD card, you should choose one of the server location above to get the offline Pythagorean Theorem Calculator XAP file, move the file to your phone's SD card and then tap 'Install local apps' in the phone's App list.