Find diagonals in feet & inches. Built for US construction, DIY & home projects.
About Diagonal & Hypotenuse Calc
Diagonal & Hypotenuse Calc is a productivity app developed by Life Hack Developer.
Download Statistics
Diagonal & Hypotenuse Calc has been downloaded 25 thousand times. In the last 30 days, the app was downloaded 1.6 thousand times.
User Ratings
Diagonal & Hypotenuse Calc is rated 4.71 out of 5 stars. The rating is based on 120 ratings.
App Information
Diagonal & Hypotenuse Calc is FREE to download. The APK download size is 6.25 MB. The latest version available is 4.7.8. The last update was on June 3, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on Google Play April 2023.
Description
The ultimate hypotenuse and geometry calculator built for American construction, carpentry, and DIY — with native feet & inches support.
Whether you're squaring up a room, framing a wall, cutting rafter tails, or just figuring out if that 65-inch TV will fit — Diagonal Calculator gives you instant, accurate answers with zero internet required.
โฆ What You Can Calculate Right Triangle / Hypotenuse — Enter any two sides, get the third instantly. Perfect for the 3-4-5 rule and any Pythagorean problem. Rectangle Diagonal — Square a room or any rectangular frame with one tap. TV & Screen Size — Find the true screen measurement of any TV, monitor, or display from width and height. Triangle Solver — Sides, angles, area — all solved for right, acute, and obtuse triangles. Square, Parallelogram & More — Full coverage of common shapes. โฆ Built for US Builders & DIYers Native feet and inches fractions input — type 3'5 5/16" just like you'd write it on a job ticket Switch instantly between ft/in, inches, cm, mm, meters, and yards Unit conversion panel covers 15+ units
Construction Notation Mode keeps every result in the format you recognize 100% offline — works on every job site, basement, or back yard โฆ Geometry Formulas Built In Square: d = a√2 Rectangle: d = √(l² + w²) Right triangle: c = √(a² + b²) Parallelogram: d = √(a² + b² + 2ab·cosθ) Find side A or B: a = √(c² − b²) โฆ Who Uses This App ๐ช Carpenters & Framers — check square corners, plan cuts, and verify layouts fast ๐๏ธ General Contractors & Builders — align walls, calculate stair stringers, verify right angles ๐ก Homeowners & DIYers — tile layouts, deck planning, room dimensions — no math degree needed ๐บ Electronics Shoppers — verify TV screen size before you buy or mount ๐ Students & Teachers — visual, interactive tool for Pythagorean Theorem lessons ๐ Interior & Landscape Designers — plan pools, patios, and large open spaces accurately โฆ Extra Features Calculation history — review every result from today's session Interactive triangle playground to explore angles and side relationships Clean visual diagrams update as you type Fast, lightweight — launches in under a second From squaring a deck to acing geometry class, Diagonal Calculator is the offline measurement tool every American builder, student, and homeowner deserves.
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