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Question

The ΔPQR is inscribed in the circle x2+y2=25 .If Q and R have coordiantes (3,4) and (-4,3) respectively,then QPR is equal to



Solution

The correct option is D

m1= slope of OP = 43 and m2 slope of OQ=34m1 m2=1 (Where O is the origin) ,QOP=π2
Thus QPR=π4

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