Advertisements
Advertisements
प्रश्न
Find the distance between the following pair of points
(3, −9) and (−2, 3)
Advertisements
उत्तर
Distance between the two points (3, −9) and (−2, 3)
= `sqrt((x_2 - x_1)^2 + (y_2 - y_1)^2`
= `sqrt((-2 - 3)^2 + (3 + 9)^2`
= `sqrt((-5)^2 + (12)^2`
= `sqrt(25 + 144)`
= `sqrt(169)`
= 13 units
APPEARS IN
संबंधित प्रश्न
Find the distance with the help of the number line given below.
d (Q, B)
Sketch proper figure and write the answer of the following question.
If X-Y-Z and l(XZ) = `3sqrt7`, l(XY) = `sqrt7`, then l(YZ) = ?
On a number line, co-ordinates of P, Q, R are 3, -5 and 6 respectively. State with reason whether the following statement is true or false.
d(P, R) + d(R, Q) = d(P, Q)
Co-ordinates of the pair of points are given below. Hence find the distance between the pair.
- 25, - 47
Co-ordinate of point P on a number line is - 7. Find the co-ordinates of points on the number line which are at a distance of 8 units from point P.
Verify that the following points taken in order to form the vertices of a rhombus
A(3, −2), B(7, 6), C(−1, 2) and D(−5, −6)
A(−1, 1), B(1, 3) and C(3, a) are point and if AB = BC, then find ‘a’
Let A(2, 3) and B(2, −4) be two points. If P lies on the x-axis, such that AP = `3/7` AB, find the coordinates of P.
The radius of a circle with centre at origin is 30 units. Write the coordinates of the points where the circle intersects the axes. Find the distance between any two such points.
If (x + 2, 4) = (5, y – 2), then the coordinates (x, y) are _____
