Math Calculators

Trigonometry Calculator

Calculate the sine, cosine and tangent of any angle in degrees or radians.

sin(θ) —

cos(θ) —

tan(θ) —

About the Trigonometry Calculator

Sine, cosine and tangent are the three primary trigonometric functions, relating an angle in a right triangle to the ratios of its sides.

Formulas: sin(θ) = opposite/hypotenuse · cos(θ) = adjacent/hypotenuse · tan(θ) = opposite/adjacent