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Area of a rectangle having vertices A,B,...

Area of a rectangle having vertices A,B,C and D with positions vectors `- hat i +1/2 hat j + 4 hat k, hat i + 1/2 hat j + 4 hat k, hat i - 1/2 hat j + 4 hat k` and `- hat i - 1/2 hat j + 4 hat k`, respectively is

A

`1/2`

B

`1`

C

`2`

D

`4`

Text Solution

Verified by Experts

The correct Answer is:
(c)
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