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Special Trig Ratios
Term | Definition |
---|---|
tan45 degrees<br /> tan(π/4) radians | 1 |
sin45 degrees<br /> sin(π/4) radians | 1/√2 |
cos45 degrees<br /> cos(π/4) radians | 1/√2 |
tan30 degrees<br /> tan(π/6) radians | 1/√3 |
sin30 degrees<br /> sin(π/6) radians | 1/2 |
cos30 degrees<br /> cos(π/6) | √3/2 |
tan60 degrees<br /> tan(π/3) radians | √3 |
sin60 degrees<br /> sin(π/3) radians | √3/2 |
cos60 degrees<br /> cos(π/3) radians | 1/2 |