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P-2 Co-ordinate Geometry — Maths STD 10 — Question

Maharashtra BoardEnglish MediumSTD 10MathsP-2 Co-ordinate Geometry2 Marks
Question
Find k if the line passing through points P(-12,-3) and Q(4, k)has slope $\frac{1}{2}$.
✓

Answer

Slope of a line between two points (a,b) and (c,d) is
$ m =\frac{ d - b }{ c - a } $
$ \text { Slope }=\frac{ k -(-3)}{4-(-12)}=\frac{1}{2}$
Simplifying
K = 5

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