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January 31, 2015

January 31, 2015

Posted by **Sushmitha** on Sunday, January 29, 2012 at 3:39pm.

Vector B is ON the negative x-axis. length = 1 m

Vector C is ON the negative y-axis. Length is 2 m

What is the direction in degrees of vector a + vector B + vector C?

- Physics -
**Damon**, Sunday, January 29, 2012 at 3:52pmIn x direction: 3 cos 30 - 1 = 1.6

In y direction: 3 sin 30 - 2 = 1.5-2 = -.5

tan^-1 (-.5/1.6) = - 17.35 degrees

or east 17.35 deg south

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