If A(1, 3), B(-1, 2), C(2, 5) and D(x, 4...

If A(1, 3), B(-1, 2), C(2, 5) and D(x, 4) are the vertices of a parallelogram ABCD then the value of x is

A

3

B

4

C

0

D

`(3)/(2)`

Verified by Experts

The correct Answer is:

B

Midpoint of BD = midpoint of AC.
`rArr (-1+x)/(2) = (1+2)/(2) rArr -1+x = 3 rArr x = 4.`

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