45 45 90 Triangle Calculator

-------------------------------------- ⭐ Now available as part of our updated Triangle Calculator — includes both 30-60-90 and 45-45-90 in one app. Search: "Right Triangle Calculator" by same developer. ----------------------------------------- Enter ONE side — get ALL results instantly. a = 10.7515 → b = 10.7515 · c = 15.2049 · A = 57.7974 · P = 36.7079 WHAT IT CALCULATES: ✔ Side a (cathetus) ✔ Side b (cathetus) ✔ Side c (hypotenuse) ✔ Area A ✔ Perimeter P WHY 45 45 90 TRIANGLE IS SPECIAL: • Both angles are equal — 45° and 45° • It's both right-angled AND isosceles • It's exactly half of a square cut diagonally • Hypotenuse = side × √2 FEATURES: ✔ Enter any one side — all others calculated automatically ✔ Supports integers and decimals ✔ Adjustable decimal places — 0 to 4 ✔ Works 100% offline ✔ Clean, minimalist design PERFECT FOR: • Students studying geometry • Engineers and architects • Teachers preparing examples • Anyone working with right triangles HOW IT WORKS: Enter side a, b or c → all sides, area and perimeter calculated instantly using Pythagorean theorem. EXAMPLES: a=1 → c=1.4142 · a=5 → c=7.0711 · a=10 → c=14.1421 · a=7 → c=9.8995 · a=15 → c=21.2132 FAQ: What is a 45 45 90 triangle? A right isosceles triangle where both legs are equal and the hypotenuse equals leg × √2. How to use? Enter any known side — the app instantly calculates all remaining values. Download free and solve 45 45 90 triangles in seconds.