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Grade: 

                        
the quandrangle with vertices (-3,5,6) , (1,-5,7) ,(8,-3,-1) ,and (4,-7,2) is a
6 years ago

Answers : (1)

bharat bajaj
IIT Delhi
askIITians Faculty
122 Points 
							Say the given points are A, B, C and D. The neither of the two vector lines AB, BC, CD or DA are equal. Hence, it is a quadrilateral.
AB vector = 4i -10j + i
BC = 7i + 2j - 8k
Thans
Bharat Bajaj
askiitians faculty
IIT Delhi
6 years ago
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