If centre of a regular hexagon is at origin and one of the vertex on argand diagram is

MATHEMATICS · Single correct · CBSE · Mathematics · Complex Numbers and Quadratic Equations · Complex Numbers and Quadratic Equations

Problem

1 + 2i

, where

i = \sqrt{-1}

, its perimeter is (1)

2\sqrt{5}

(2)

6\sqrt{2}

(3)

4\sqrt{5}

(4)

6\sqrt{5}