Cotangent

Formula

Cotangent formula
cotA
cotangent of angle A
a
length of the opposite side
b
length of the adjacent side

Formula description

The cotangent cot(A) is the reciprocal of tan(A), i.e. the ratio of the length of the adjacent side to the length of the opposite side:

Calculator (how to use calculator?)

Cotangent formula
a
b
cotA
Precision

Formula code

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References

  1. Wikipedia: Cotangent.

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