Sunday, December 7, 2008

Section Formulae

Formula for internal division
A(x1,y1), B(x2,y2) AB in ratio m:n (AC:CB)

x = (mx2 + nx1)/(m+n); y = (my2 + ny1)/(m+n)

Formula for external division

x = (mx2 - nx1)/(m+n); y = (my2 - ny1)/(m+n)

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