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+1 vote
27.7k views
in Mathematics by (31.6k points)

Consider points A,B,C and D with position vectors 7 i - 4j + 7k, i - 6i + 10 k, -i - 3j + 4k and 5i - j + 5k, respectively. Then, ABCD is a

(a) square

(b) rhombus

(c) rectangle

(d) None of these

1 Answer

+2 votes
by (61.2k points)
selected by
 
Best answer

The correct option is (d) None of these.

Explanation:

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