CBSE Class 12-science Answered
Find the area of a rectangle having vertices A, B, C, D with position vectors:
Asked by | 31 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 | 01 Jun, 2009, 12:25: AM
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