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Grade 7Trigonometry

tan(360)?

Profile image of GOPI
9 Years agoGrade 7
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1 Answer

Profile image of SREEKANTH
9 Years ago
tan360=tan(270+90)    ( 270 is an odd multiple so tan is written as cot .tan 360 lies in fourth quadrant, therefore tan is negative )
           =-cot90
            =0
therefore tan 360 =0

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