Tangent Function

Definition

The tangent function relates the ratio between the length of an angle's opposite side and its adjacent side in a right triangle. It is defined as tan(theta) = opposite/adjacent.

Related terms

Sine Function: The sine function relates the ratio between an angle's opposite side and its hypotenuse in a right triangle.

Cosine Function: The cosine function relates the ratio between an angle's adjacent side and its hypotenuse in a right triangle.

Trigonometric Ratios: Trigonometric ratios are ratios that relate different sides or angles in right triangles, including sine, cosine, tangent, cosecant, secant, and cotangent.