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The points A(2,-1,4),B(1,0,-1),C(1,2,3) ...

The points A(2,-1,4),B(1,0,-1),C(1,2,3) and D(2,1,8) form a

A

rectangle

B

square

C

rhombus

D

parallelogram

Text Solution

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The correct Answer is:
D
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