KnowraTangentLinked fromLinked fromThe 11 pages that link to Tangent, each with the reason it gives.All 11Broader topic 4Related 5Compared with 2SineRelated: Its ratio definition depends directly on sine and cosine.Unit circleRelated: Unit-circle coordinates give tan θ as the ratio of vertical to horizontal position.Inverse trigonometric functionsRelated: Arctangent inverts tangent on a branch where tangent is one-to-one.Trigonometric identityRelated: Its quotient definition lets many identities be derived from sine and cosine.Law of cotangentsRelated: Cotangent is its reciprocal, and tangent addition provides a proof.