This page will allow you to automatically calculate a unit vector from another vector **a**. As a reminder, a unit vector in created by dividing a vector by its magnitude:

Enter the Cartesian components of the vector **a** in the form below (type zero in the third coordinate if it is in two dimensions) then click the ‘Calculate’ button:

### Ad blocker detected

Knowledge is free, but servers are not. Please consider supporting us by disabling your ad blocker on YouPhysics. Thanks!