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CBSE Class 11-science Answered

both questions are doubt solve complete  
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Asked by sudhirsuhag3602 | 29 Jun, 2018, 09:33: AM
answered-by-expert Expert Answer
begin mathsize 16px style let space AB equals straight c AD equals space straight c space sin space straight B increment APQ space sin space rule fraction numerator PQ over denominator sin space straight A end fraction equals 2 cross times radius equals AD.... fraction numerator PQ over denominator sin space straight A end fraction equals straight c space sin space straight B PQ space equals space straight c cross times sin space straight B cross times sin space straight A suppose space straight R space be space circum space radius space of space increment ABC fraction numerator straight a over denominator sin space straight A end fraction equals fraction numerator straight b over denominator sin space straight B end fraction equals fraction numerator straight c over denominator sin space straight C end fraction equals 2 straight R PQ space equals space 2 straight R cross times sin space straight c cross times sin space straight B cross times sin space straight A.................. straight c equals 2 straight R space sin space straight C also PQ space equals space straight c cross times sin space straight B cross times sin space straight A PQ space equals space straight c space cross times fraction numerator straight b over denominator 2 straight R end fraction space cross times sin space straight A............... fraction numerator straight b over denominator sin space straight B end fraction equals 2 straight R PQ equals triangle over straight R end style
Answered by Arun | 03 Jul, 2018, 02:46: PM

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CBSE 11-science - Maths
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CBSE 11-science - Maths
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