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1. |
ABCD is a parallelogram and P is the point of intersection of the diagonals. If O is the origin, then \(\overrightarrow {{\rm{OA}}} + \overrightarrow {{\rm{OB}}} + \overrightarrow {{\rm{OC}}} + \overrightarrow {{\rm{OD}}} \) is equal to |
A. | \(4{\rm{\;}}\overrightarrow {{\rm{OP}}} \) |
B. | \(2{\rm{\;}}\overrightarrow {{\rm{OP}}} \) |
C. | \(\overrightarrow {{\rm{OP}}} \) |
D. | Null vector |
Answer» B. \(2{\rm{\;}}\overrightarrow {{\rm{OP}}} \) | |