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Mathematics 9 Online
OpenStudy (anonymous):

Look at the triangle. What is the value of cos x*?

OpenStudy (anonymous):

OpenStudy (anonymous):

15/17

OpenStudy (anonymous):

Thanks!! could you tell me how you got that please?:)

OpenStudy (anonymous):

Apply the definition of the Cosine function to the diagram. http://www.mathsisfun.com/sine-cosine-tangent.html

OpenStudy (anonymous):

OMGSHNESS!!!!! I have totally forgotten how to do these ones!! thanks soooo much:)

OpenStudy (anonymous):

Your welcome and thanks for the medal.

OpenStudy (anonymous):

Sure:)

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