Geo2.29

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Find the ratio in which the straight line2x+3y-20=0\, divides the line joining the points (2,3),(7,10)\,

By using the formula,

The ratio is

\frac{-(2\cdot2+3\cdot3-20)}{2\cot7+3\cdot10-20}\,

\frac{4+9-20}{14+30-20}\,

\frac{7}{24}\,


Main Page:Geometry:Straight Lines-I

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