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ajinkya bhole Grade: 10
        given A-M-B  AM=60 BM=84


PM is perpendicular to AB PM=45

S is a circle with centre P and radius 15. Q is variable pt. on S such that AQ is maximum

find BQ
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7 years ago

Answers : (1)

Badiuddin askIITians.ismu Expert
147 Points
										

Dear ajinkya


 


7471-1290_7662_untitled.JPG



AQ will be maximum if it digonally apposite to A


cos x =4/5


sinx =3/5


 


so PL =15cosx =12


  QL =15sinx =9


 BN =BM-NM =84-12= 72


QN=QL+LN = 45+9 =54


BQ =√(722+542) =90


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Badiuddin


7 years ago
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