Advertisement Remove all ads

If a and B Are the Points (−6, 7) and (−1, −5) Respectively, Then the Distance 2ab is Equal to - Mathematics

Advertisement Remove all ads
Advertisement Remove all ads
Advertisement Remove all ads
MCQ

If A and B are the points (−6, 7) and (−1, −5) respectively, then the distance

2AB is equal to

Options

  • A. 13

  • B. 26

  • C. 169

  • D. 238

Advertisement Remove all ads

Solution

The given points are A (−6, 7) and B (−1, −5).

`therefore AB=sqrt((-6-(-1))^2+(7-(-5))2)`

`=sqrt((-6+1)^2+(7+5)^2)`

`=sqrt((-5)^2+(12)^2)`

`=sqrt(25+144)`

`=sqrt169`

`=13`

`therefore 2AB=2xx13=26`

Thus, the distance 2AB is 26 units.

The correct answer is B.

Concept: Distance Formula
  Is there an error in this question or solution?

Video TutorialsVIEW ALL [1]

Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×