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what is all silver tea cups in trignonmetery i cant understand its application andwhat is value of alpha in tan alpha=cot a/2

dvm srikant , 14 Years ago
Grade 10
anser 1 Answers
maurya ksk

Last Activity: 12 Years ago

here ispecify alpla as a

  Given,

    tan a=cot a/2

cot(90-a)=cot a/2

so,

     90-a=a/2

     90=a+a/2

     90=3a/2

     a=90*2/3

     a=60

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