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Mathematics 9 Online
OpenStudy (anonymous):

If sin y°=7 divided by q and tan y°=7 divided by r ,what is the value of cos y°?

Directrix (directrix):

@luvbouncer11 Review the right triangle trig ratios. See the attached chart.

Directrix (directrix):

Then, mark up the diagram accordingly.

Directrix (directrix):

Look at the diagram. Cosine is adjacent leg over hypotenuse. So which option is the correct answer?

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