The points A(4, 5, 10), B(2, 3, 4) and C...

The points `A(4, 5, 10), B(2, 3, 4) and C(1, 2, -1)` are three vertices of a parallelogram ABCD, then

A

Vector equation of AB is `2i+3j+4k+lambda(i+j+3k)`

B

Cartesian equation of BC is `(x-2)/(1)=(y-3)/(1)=(z-4)/(-5)`

C

Coordinate of D are `(3, 4,5)`

D

ABCD is a rectangle.

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The correct Answer is:

(a,b, c)

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