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    Hey, can someone help me work this out I don't understand it, thanks.

    Solve the equation giving the values of 'theta' such that 0<=theta<=360

    cos20=1/route2
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    How do you solve cos(x) = 1/root2? Solve for x and then note that you've basically got x = 2 * theta.
 
 
 
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Updated: February 3, 2010
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