NCERT Exercise 10.4 Q12 - Vector Algebra
Question: Area of the rectangle with vertices -i-hat+(1/2)j-hat+4k-hat, i-hat+(1/2)j-hat+4k-hat, i-hat-(1/2)j-hat+4k-hat and -i-hat-(1/2)j-hat+4k-hat is (A) 1/2 (B) 1 (C) 2 (D) 4.
Answer: (C).
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