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Sinthitha - cos = 7/13 then …

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Sinthitha - cos = 7/13 then find sin + coa

    • Posted by Priyansh Vats 5 years, 3 months ago

    CBSE > Class 10 > Mathematics
    • 1 answers

    Gaurav Seth 5 years, 3 months ago

    Given : 

     

    To find : 

     

    Consider :   

    Squaring both sides , we get

     

       [Since , ]

       (1)

     

     

    Consider 

     

    From (1),

    i.e. 

     

    Taking square root on both sides , we get

    . 

     

    Hence, the value of 

    1Thank You

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