Asked by Anonymous
                cos(45)=1/2 or squrt(2)/2
            
            
        Answers
                    Answered by
            oobleck
            
    1/sqrt(2) = sqrt(2)/2
You would do well to memorize the trig values for angles of
0,30,45,60,90 degrees
They pop up all the time
    
You would do well to memorize the trig values for angles of
0,30,45,60,90 degrees
They pop up all the time
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