Find the slope of the following lines which pass through the point: (7, 1), (– 3, 1)

Sum

Let, G = (7, 1) = (x₁, y₁) and H = (– 3, 1) = (x₂, y₂) say.
Since y₁ = y₂
∴ The slope of GH = 0. ...[GH || x-axis]

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Chapter 5: Locus and Straight Line - Exercise 5.2 [Page 69]

Chapter 5 Locus and Straight Line
Exercise 5.2 | Q 1. (d) | Page 69

Find the slope of the following lines which pass through the point: (2, – 1), (4, 3)

Find the slope of the following lines which pass through the point: (2, 3), (2, – 1)

Find the slope of the line whose inclination is 30°.

Find the slope of the line whose inclination is 45°.

Find the slope of the line which makes angle of 45° with the positive direction of the Y-axis measured clockwise.

Find the value of k for which the points P(k, – 1), Q(2, 1) and R(4, 5) are collinear.

Find the slope of the line passing through the following point: (1, 3), (5, 2)

Find the slope of the line passing through the following point: (–1, 3), (3, –1)

Find the slope of the line which makes an angle of 120° with the positive X-axis.

Find the slope of the line which makes intercepts 3 and – 4 on the axes.

Find the slope of the line which passes through the points A(–2, 1) and the origin.

Find the value of k: the points (1, 3), (4, 1), (3, k) are collinear.

Obtain the equation of the line containing the point: (2, 4) and perpendicular to the Y−axis.

Obtain the equation of the line containing the point: (2, 5) and perpendicular to the X−axis.

Find the equation of the line: containing the point T(7, 3) and having inclination 90°.