🔢 Trigonometry Calculator

Calculate trigonometric functions and solve right triangles instantly

Trigonometric Functions: sin, cos, tan

Angle (θ)

Degrees Radians

sin(θ)

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cos(θ)

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tan(θ)

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cot(θ)

-

sec(θ)

-

csc(θ)

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Tip: Enter an angle in degrees or radians to see all trigonometric function values. For example, sin(30°) = 0.5, cos(45°) ≈ 0.707, tan(60°) ≈ 1.732

Right Triangle Solver

Enter at least 2 known values to calculate the rest

Side a

cm m in ft

Side b

cm m in ft

Side c (Hypotenuse)

cm m in ft

Angle α

Degrees Radians

Angle β

Degrees Radians

Area

cm² m² in² ft²

Side a

-

Side b

-

Side c (Hypotenuse)

-

Area

-

Angle α

-

Angle β

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How to use: Enter at least 2 known values (sides or angles). The calculator will automatically compute the missing values using trigonometric relationships. For example, if you know sides a=3 and b=4, it will calculate c≈5, α≈37°, and β≈53°.