Advertisements
Advertisements
प्रश्न
Find the slope and the inclination of the line AB if : A = (−3, −2) and B = (1, 2)
उत्तर
A = (−3, −2) and B = (1, 2)
Slope of AB = `(2 + 2)/(1 + 3)` = `4/4` = 1 = tan θ
Inclination of line AB = θ = 45°
APPEARS IN
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).
Without using the distance formula, show that the points A(4, −2), B(−4, 4) and C(10, 6) are the vertices of a right-angled triangle.
Without using the distance formula, show that the points A(4, 5), B(1, 2), C(4, 3) and D(7, 6) are the vertices of a parallelogram.
Show that the points P(a, b + c), Q(b, c + a) and R(c, a + b) are collinear.
Fill in the blank using correct alternative.
A line makes an angle of 30° with the positive direction of X– axis. So the slope of the line is ______.
Find the type of the quadrilateral if points A(–4, –2), B(–3, –7) C(3, –2) and D(2, 3) are joined serially.
Find the slope of a line passing through the given pair of points (3,7) and (5,13)
Find the slope of a line passing through the following pair of points
(5pq,p2q) and (5qr,qr2)
Verify whether the following points are collinear or not:
A(1, –3), B(2, –5), C(–4, 7).
The vertices of a triangle are A(10, 4), B(- 4, 9) and C(- 2, -1). Find the
