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Mathematics 14 Online
OpenStudy (anonymous):

On A 3:4:5 triangle with Theta positioned at the angle between the hypotenuse -5- and the base leg -4- how do I find the exact value of cos2theta?

OpenStudy (jdoe0001):

got picture?

OpenStudy (anonymous):

|dw:1416445277495:dw|

OpenStudy (anonymous):

\[\cos 2 \Theta\]

OpenStudy (anonymous):

Help?

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