1.

Consider the points A, B, C and D with P.V.'s 7bar(i)-4bar(j)+7bar(k), bar(i)-6bar(j)+10bar(k), -bar(i)-3bar(j)+4bar(k) and 5bar(i)-bar(j)+bar(k) respectively. Then ABCD is a

Answer»

PARALLELOGRAM but not a Rhombus
square
Rhombus
Rectangle

Answer :C


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