HomeCalculatorsMathematics & Science CalculatorsTriangle CalculatorTriangle Calculator Effortlessly calculate triangle properties—sides, angles, perimeter, and area—using our interactive, all-in-one Triangle Calculator featuring SSS, SAS, and right-angle modes.By 3 Sides (SSS)By 2 Sides & Included Angle (SAS)Right TriangleThree Sides (SSS) Side A Side B Side C CalculationValueTwo Sides & Included Angle (SAS) Side 1 Side 2 Included Angle (degrees) CalculationValueRight Triangle Leg A Leg B CalculationValue More ToolsAntiderivative CalculatorArithmetic Sequence CalculatorCircumference CalculatorConfidence Interval CalculatorDensity CalculatorDistance Formula CalculatorFactor CalculatorGPA CalculatorHalf Life CalculatorHcf CalculatorInflation CalculatorKwh CalculatorLcm CalculatorLimit CalculatorMass CalculatorMatrix Multiplication CalculatorP Value CalculatorPermutation CalculatorPrime Factorization CalculatorProbability CalculatorPythagorean Theorem CalculatorRight Triangle CalculatorSample Size CalculatorScientific Notation CalculatorSlope CalculatorSquare Footage Calculator
