# Component form of a vector

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• Oct 3rd 2008, 12:02 PM
cowboys111
Component form of a vector
Hi, Im trying to find the component form of a vector obtained by rotating <0,1> through an angle of 2pi/3 radians. Can someone please help me with this problem? Thanks.
• Oct 3rd 2008, 02:47 PM
skeeter
$\cos\left(\frac{2\pi}{3}\right)\vec{i} + \sin\left(\frac{2\pi}{3}\right)\vec{j}$