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pooja gupta

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pooja gupta
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Coordinate Geometry
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COORDINATE GEOMETRY
Sat 9 May, 2009 10:56 am - HOW 2 PROVE THAT THE CENTRE OF THE ESCRIBED CIRCLE IS (-ax1+bx2+cx3)/(-a+b+c) , (-ay1+by2+cy3)/(-a+b+c) where a,b,c are the sides of the triangle & (x1,y1),(x2,y2),(x3,y3) are the sides... (view)
 
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