CAT 1991QA Question 48

BasicsEasy

What is the distance between the points A(3, 8) and B(–2, –7)?

Answer & solution

Correct answer: 5√2

  • 5√2

  • B

    5

  • C

    5√10

  • D

    10√2

Solution

The distance between two points (x1, y1) and (x2, y2) is given as (x2-x1)2+(y2-y1)2

Hence, required distance = (-2-3)2+(-7-8)2 = 5√10.

Hence, option (c).

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CAT 1991 QA Q48: What is the distance between the points A(3, 8) and B(–2, –7)? — Solution | TheCATExam