Math

Cotangent Calculator

Find the cotangent of an angle.

Calculated Output

cot(θ) 1

Formula: cot θ = cos θ ÷ sin θ = 1 ÷ tan θ

Step-by-Step Breakdown

1. Values used:

2. Angle = 45 °

4. cot(θ) = 1

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The math behind it

cot θ = 1 ÷ tan θ = cos θ ÷ sin θ. It is undefined where sine is 0 (0°, 180°, …).

cot(45°) = 1.

Where is cotangent undefined?

At angles where sine equals zero, such as 0° and 180°.