Find the area of a rectangle having vertices A, B, C, D with position vectors:

Asked by  | 31st May, 2009, 11:43: PM

Expert Answer:

We have |AB|=|-i-i +0j+0k|=2

|BC|=|0i+1/2j+1/2j+0k|=1

Area of rectangle=2*1=2 square units

Answered by  | 1st Jun, 2009, 12:25: AM

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