Geometrymedium · Past Paper
In what ratio does the point (1, 2) divide the line segment joining ( -2, 1) and ( 7, 4)?
A1:2
B2:1
C1:3
D3:1
✓ Correct Answer: A — 1:2
Using section formula for x: 1 = (m1*7 + m2*(-2))/(m1+m2) => m1+m2 = 7m1 - 2m2 => 3m2 = 6m1 => m1/m2 = 1/2.
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