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Carpentry

Pythagoras Calculator

Set out right angles and get diagonal lengths fast. The Pythagoras calculator in TradeSet works offline so you’re covered in basements and tight sites.

When to use this

Use the Pythagoras calculator when you need to set out a 90° angle (e.g. 3-4-5 method), check that a corner is square, or work out a diagonal length from two sides. Handy for foundations, framing and any job where right angles matter.

What you get

  • Right-angle and diagonal in seconds
  • No data needed—works offline
  • Save runs to jobs
  • Export to PDF when needed

Built for the job site

Pythagoras Calculator is one of 18 calculators in the TradeSet Toolbox. Everything works offline, saves to jobs, and exports to PDF when you need to share.

Offline-firstJobs & historyPDF export

Get Pythagoras Calculator on your phone

Download TradeSet for iOS or Android. No account required to start—open the app and go.

Not launched yet? Join the waitlist and we’ll send you the store link first.