# Grade 12 University: Algebraic vectors help!

1. Mar 6, 2012

### Imming

Hi everyone!
1. The problem statement, all variables and given/known data

α=90°
β=31°
$\gamma$=121°

2. Relevant equations
I need to determine the magnitude of one of the sides?

3. The attempt at a solution

I don't understand how to solve for the magnitude.

Last edited: Mar 6, 2012
2. Mar 6, 2012

### Office_Shredder

Staff Emeritus
One of the sides of what? What are these angles of?

Note that there is a template suggested when you make a new thread which I'll repost here:
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