Trigonometry Calculators
45 free trigonometry calculators in Math.
- Amplitude And Period CalculatorWork out amplitude and period instantly with clear inputs, formula shown and shareable results.
- Amplitude CalculatorFind the amplitude of y = A·sin(Bx + C) + D and describe the full wave properties.
- Angle of Depression CalculatorFind the angle of depression from horizontal distance and height below eye level.
- Angle of Elevation CalculatorFind the angle of elevation from horizontal distance and height above eye level.
- ArcCos CalculatorFind the angle whose cosine equals a given value, with principal value in degrees or radians.
- ArcSin CalculatorFind the angle whose sine equals a given value, with principal value in degrees or radians.
- ArcTan CalculatorFind the angle whose tangent equals a given value, with principal value in degrees or radians.
- Area Of Triangle Using Sine CalculatorWork out area of triangle using sine instantly with clear inputs, formula shown and shareable results.
- Bearing And Distance CalculatorWork out bearing and distance instantly with clear inputs, formula shown and shareable results.
- Bearing CalculatorCompute the compass bearing between two points given their coordinates.
- Cos CalculatorCalculate the cosine of any angle in degrees or radians with step-by-step working.
- Cosec CalculatorCalculate the cosecant of any angle in degrees or radians, with pole detection.
- Cot CalculatorCalculate the cotangent of any angle in degrees or radians, with pole detection.
- Coterminal Angle CalculatorWork out coterminal angle instantly with clear inputs, formula shown and shareable results.
- Degree ConverterConvert an angle from radians to degrees with DMS (degrees-minutes-seconds) breakdown.
- Degrees To Gradians CalculatorWork out degrees to gradians instantly with clear inputs, formula shown and shareable results.
- Degrees To Radians CalculatorWork out degrees to radians instantly with clear inputs, formula shown and shareable results.
- Double Angle Formula CalculatorWork out double angle formula instantly with clear inputs, formula shown and shareable results.
- Half Angle Formula CalculatorWork out half angle formula instantly with clear inputs, formula shown and shareable results.
- Height Of Object From Shadow CalculatorWork out height of object from shadow instantly with clear inputs, formula shown and shareable results.
- Hyperbolic Cosine CalculatorWork out hyperbolic cosine instantly with clear inputs, formula shown and shareable results.
- Hyperbolic Functions CalculatorEvaluate sinh, cosh, tanh and their inverses for any real number input.
- Hyperbolic Sine CalculatorWork out hyperbolic sine instantly with clear inputs, formula shown and shareable results.
- Inverse Hyperbolic Functions CalculatorWork out inverse hyperbolic functions instantly with clear inputs, formula shown and shareable results.
- Law of Cosines CalculatorSolve a triangle using the cosine rule: c² = a² + b² − 2ab·cos C.
- Law of Sines CalculatorSolve a triangle using the sine rule: a/sin A = b/sin B = c/sin C.
- Period CalculatorFind the period of y = A·sin(Bx + C) + D and describe the full wave properties.
- Phase Shift CalculatorFind the phase shift of y = A·sin(Bx + C) + D and describe the full wave.
- Product To Sum Formula CalculatorWork out product to sum formula instantly with clear inputs, formula shown and shareable results.
- Radian ConverterConvert an angle from degrees to radians with exact fractional-pi form when possible.
- Reference Angle CalculatorWork out reference angle instantly with clear inputs, formula shown and shareable results.
- Sec CalculatorCalculate the secant of any angle in degrees or radians, with pole detection.
- Sin CalculatorCalculate the sine of any angle in degrees or radians with step-by-step working.
- Sinusoidal Function CalculatorWork out sinusoidal function instantly with clear inputs, formula shown and shareable results.
- Slope Angle From Gradient CalculatorWork out slope angle from gradient instantly with clear inputs, formula shown and shareable results.
- SOHCAHTOA CalculatorFind a missing side or angle of a right triangle using SOH-CAH-TOA ratios.
- Solve Oblique Triangle CalculatorWork out solve oblique triangle instantly with clear inputs, formula shown and shareable results.
- Solve Right Triangle CalculatorWork out solve right triangle instantly with clear inputs, formula shown and shareable results.
- Sum And Difference Formula CalculatorWork out sum and difference formula instantly with clear inputs, formula shown and shareable results.
- Tan CalculatorCalculate the tangent of any angle in degrees or radians, with pole detection.
- Triangle Trigonometry SolverSolve any triangle given three known values (SSS, SAS, ASA, AAS) using trig laws.
- Trig Identity CheckerVerify a trigonometric identity numerically by sampling angles and reporting max deviation.
- Trigonometric Equation Solver CalculatorWork out trigonometric equation solver instantly with clear inputs, formula shown and shareable results.
- Trigonometric Identity Checker CalculatorWork out trigonometric identity checker instantly with clear inputs, formula shown and shareable results.
- Unit Circle CalculatorLook up exact sin, cos, tan values and coordinates for standard unit-circle angles.