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Mathematics 12 Online
OpenStudy (anonymous):

Solve for x round your answer to 2 decimal places here is the triangle http://gyazo.com/403badc99b57c03afd12fafb556e2fcf

Directrix (directrix):

Which right triangle trig function is the ratio of the adjacent side to the hypotenuse.

Directrix (directrix):

@BurtMacklin

OpenStudy (anonymous):

Um is it cosine?

Directrix (directrix):

Yes. cos ( 50 degrees) = 18/x

Directrix (directrix):

You can get cos ( 50 degrees) by using the Google calculator.

Directrix (directrix):

|dw:1425492768047:dw|

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