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Perpendicularity and Distance of a Point from a Line

If the coordi...

Question

If the coordinates of points A and B on a number line are 1 and 7 respectively, then the distance d(A,B) is __________ units.

A

7

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B

1

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C

6

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D

8

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Solution

The correct option is C 6
Given the coordinates of points A and B on a number line are 1 and 7 respectively.

We know that, 7 > 1

$∴$ d(A, B) = 7 - 1 = 6 units

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