Advertisements
Advertisements
प्रश्न
The slope of the line joining (12, 3), (4, a) is `1/8`. The value of ‘a’ is
पर्याय
1
4
− 5
2
Advertisements
उत्तर
2
Explanation;
Hint:
Slope of a line = `1/8`
`(y_2 - y_1)/(x_2 - x_1) = 1/8`
`("a" - 3)/(4 - 12) = 1/8`
⇒ `("a" - 3)/(-8) = 1/8`
a − 3 = − 1
a = − 1 + 3
The value of a = 2
APPEARS IN
संबंधित प्रश्न
What is the slope of a line whose inclination with positive direction of x-axis is 90°
What is the slope of a line whose inclination with positive direction of x-axis is 0°
What is the inclination of a line whose slope is 0
What is the inclination of a line whose slope is 1
What is the slope of a line perpendicular to the line joining A(5, 1) and P where P is the mid-point of the segment joining (4, 2) and (–6, 4).
The line through the points (– 2, a) and (9, 3) has slope `-1/2` Find the value of a.
Show that the given points form a right angled triangle and check whether they satisfy Pythagoras theorem.
L(0, 5), M(9, 12) and N(3, 14)
Show that the given points form a parallelogram:
A(2.5, 3.5), B(10, – 4), C(2.5, – 2.5) and D(– 5, 5)
If the points A(2, 2), B(– 2, – 3), C(1, – 3) and D(x, y) form a parallelogram then find the value of x and y.
If slope of the line PQ is `1/sqrt(3)` then slope of the perpendicular bisector of PQ is
