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Questions and Answers
What is the definition of Tangent (tan)?
What is the definition of Tangent (tan)?
A Tangent (tan) is the Sine (sin), divided by the Cosine (cos). (sin)/(cos)
What is the definition of Cotangent (cot)?
What is the definition of Cotangent (cot)?
A Cotangent (cot) is the Cosine (cos) divided by the Sine (sin). (cos)/(sin)
What is tan(0)?
What is tan(0)?
0
What is tan(Ï€/2)?
What is tan(Ï€/2)?
What is tan(Ï€)?
What is tan(Ï€)?
What is tan(3Ï€/2)?
What is tan(3Ï€/2)?
What is tan(2Ï€)?
What is tan(2Ï€)?
What is tan(Ï€/6)?
What is tan(Ï€/6)?
What is tan(Ï€/4)?
What is tan(Ï€/4)?
What is tan(Ï€/3)?
What is tan(Ï€/3)?
What is tan(2Ï€/3)?
What is tan(2Ï€/3)?
What is tan(3Ï€/4)?
What is tan(3Ï€/4)?
What is tan(5Ï€/6)?
What is tan(5Ï€/6)?
What is tan(7Ï€/6)?
What is tan(7Ï€/6)?
What is tan(5Ï€/4)?
What is tan(5Ï€/4)?
What is tan(4Ï€/3)?
What is tan(4Ï€/3)?
What is tan(5Ï€/3)?
What is tan(5Ï€/3)?
What is tan(7Ï€/4)?
What is tan(7Ï€/4)?
What is tan(11Ï€/6)?
What is tan(11Ï€/6)?
What is cot(0)?
What is cot(0)?
What is cot(Ï€/2)?
What is cot(Ï€/2)?
What is cot(Ï€)?
What is cot(Ï€)?
What is cot(3Ï€/2)?
What is cot(3Ï€/2)?
What is cot(2Ï€)?
What is cot(2Ï€)?
What is cot(Ï€/6)?
What is cot(Ï€/6)?
What is cot(Ï€/4)?
What is cot(Ï€/4)?
What is cot(Ï€/3)?
What is cot(Ï€/3)?
What is cot(2Ï€/3)?
What is cot(2Ï€/3)?
What is cot(3Ï€/4)?
What is cot(3Ï€/4)?
What is cot(5Ï€/6)?
What is cot(5Ï€/6)?
What is cot(7Ï€/6)?
What is cot(7Ï€/6)?
What is cot(5Ï€/4)?
What is cot(5Ï€/4)?
What is cot(4Ï€/3)?
What is cot(4Ï€/3)?
What is cot(5Ï€/3)?
What is cot(5Ï€/3)?
What is cot(7Ï€/4)?
What is cot(7Ï€/4)?
What is cot(11Ï€/6)?
What is cot(11Ï€/6)?
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Study Notes
Definitions
- Tangent (tan) is defined as the ratio of the sine (y-coordinate) to cosine (x-coordinate) of an angle: tan(θ) = sin(θ) / cos(θ).
- Cotangent (cot) is defined as the ratio of cosine (x-coordinate) to sine (y-coordinate) of an angle: cot(θ) = cos(θ) / sin(θ).
Tangent Values
- tan(0) equals 0.
- tan(Ï€/2) is undefined.
- tan(Ï€) equals 0.
- tan(3Ï€/2) is undefined.
- tan(2Ï€) equals 0.
- tan(π/6) equals √3/3.
- tan(Ï€/4) equals 1.
- tan(π/3) equals √3.
- tan(2π/3) equals -√3.
- tan(3Ï€/4) equals -1.
- tan(5π/6) equals -√3/3.
- tan(7π/6) equals √3/3.
- tan(5Ï€/4) equals 1.
- tan(4π/3) equals √3.
- tan(5π/3) equals -√3.
- tan(7Ï€/4) equals -1.
- tan(11π/6) equals -√3/3.
Cotangent Values
- cot(0) is undefined.
- cot(Ï€/2) equals 0.
- cot(Ï€) is undefined.
- cot(3Ï€/2) equals 0.
- cot(2Ï€) is undefined.
- cot(π/6) equals √3.
- cot(Ï€/4) equals 1.
- cot(π/3) equals √3/3.
- cot(2π/3) equals -√3/3.
- cot(3Ï€/4) equals -1.
- cot(5π/6) equals -√3.
- cot(7π/6) equals √3.
- cot(5Ï€/4) equals 1.
- cot(4π/3) equals √3/3.
- cot(5π/3) equals -√3/3.
- cot(7Ï€/4) equals -1.
- cot(11π/6) equals -√3.
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