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प्रश्न
उत्तर
Slope of line MN = `("y"_2 - "y"_1)/("x"_2 - "x"_1)`
= `(3 - 9)/(-2 - 4) = (-6)/(-6)`
= -1
Slope of line parallel to MN = Slope of MN = 1
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संबंधित प्रश्न
The slope of a line joining P(6, k) and Q(1 – 3k, 3) is `1/2`. Find:
- k.
- mid-point of PQ, using the value of ‘k’ found in (i).
A(5, 4), B(−3, −2) and C(1, −8) are the vertices of a triangle ABC. Find:
- the slope of the altitude of AB,
- the slope of the median AD and
- the slope of the line parallel to AC.
The slope of the side BC of a rectangle ABCD is `2/3`. Find:
- the slope of the side AB.
- the slope of the side AD.
Find the value of k for which the lines kx – 5y + 4 = 0 and 5x – 2y + 5 = 0 are perpendicular to each other.
Find the slope of the lines passing through the given point.
C (5, –2) , D (7, 3)
Determine whether the following point is collinear.
R(1, –4), S(–2, 2), T(–3, 4)
Show that A(–4, –7), B (–1, 2), C (8, 5) and D (5, –4) are the vertices of a parallelogram.
Show that A(4, –1), B(6, 0), C(7, –2) and D(5, –3) are vertices of a square.
Find the slope of a line passing through the given pair of points (9,-2) and (-5,5)
Find the slope of a line passing through the following pair of points
(5pq,p2q) and (5qr,qr2)
