If \[{{z}_{1}},{{z}_{2}},{{z}_{3}},{{z}_{4}}\] are the affixes of four points in the Argand plane and \[z\] is the affix of a point such that \[|z-{{z}_{1}}|\,=\,|z-{{z}_{2}}|\,=\,|z-{{z}_{3}}|\,=|z-{{z}_{4}}|\], then \[{{z}_{1}},{{z}_{2}},{{z}_{3}},{{z}_{4}}\] are

If \[{{z}_{1}},{{z}_{2}},{{z}_{3}},{{z}_{4}}\] are the affixes of four

1.	If \[{{z}_{1}},{{z}_{2}},{{z}_{3}},{{z}_{4}}\] are the affixes of four points in the Argand plane and \[z\] is the affix of a point such that \[\|z-{{z}_{1}}\|\,=\,\|z-{{z}_{2}}\|\,=\,\|z-{{z}_{3}}\|\,=\|z-{{z}_{4}}\|\], then \[{{z}_{1}},{{z}_{2}},{{z}_{3}},{{z}_{4}}\] are
A.	Concyclic
B.	Vertices of a parallelogram
C.	Vertices of a rhombus
D.	In a straight line
Answer» B. Vertices of a parallelogram

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If \[{{z}_{1}},{{z}_{2}},{{z}_{3}},{{z}_{4}}\] are the affixes of four points in the Argand plane and \[z\] is the affix of a point such that \[|z-{{z}_{1}}|\,=\,|z-{{z}_{2}}|\,=\,|z-{{z}_{3}}|\,=|z-{{z}_{4}}|\], then \[{{z}_{1}},{{z}_{2}},{{z}_{3}},{{z}_{4}}\] are

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