This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: add vercos, covercos. The original can be viewed here: Circle-trig6.svg: . Modifications made by A2569875.
This is a retouched picture, which means that it has been digitally altered from its original version. Modifications: add vercos, covercos. The original can be viewed here: Circle-trig6.svg: . Modifications made by A2569875.
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Captions
The definitions of a number of trigonometric functions on the unit circle
在單位圓上展示三角函數
Items portrayed in this file
depicts
unit circle
sine
cosine
tangent
cotangent
versine
coversine
secant
cosecant
exsecant
coversed cosine
coversine
chord
excosecant
exsecant
circular arc
radius
right angle
Θ
copyright status
copyrighted
copyright license
GNU Free Documentation License, version 1.2 or later
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