Trigonometry Calculator

Calculate sine, cosine, tangent, cotangent, secant, and cosecant values for any angle.

sin(θ): 0.7071
cos(θ): 0.7071
tan(θ): 1.0000
cot(θ): 1.0000
sec(θ): 1.4142
csc(θ): 1.4142

Understanding Trigonometric Functions

1 θ

Sine (sin)

Ratio of the opposite side to the hypotenuse in a right triangle.

Cosine (cos)

Ratio of the adjacent side to the hypotenuse in a right triangle.

Tangent (tan)

Ratio of sine to cosine, or the opposite side to the adjacent side.