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Geometry 15 Online
OpenStudy (anonymous):

What is the length of side BD? ***Diagram attached below***

OpenStudy (anonymous):

OpenStudy (anonymous):

We can use trig ratios, do you know them?

OpenStudy (anonymous):

|dw:1441221685739:dw| we can just work with the pink triangle here

OpenStudy (anonymous):

\[\sin \theta = \frac{ opp }{ hyp }~~~~\tan \theta = \frac{ opp }{ adj }~~~~\cos \theta = \frac{ adj }{ hyp }\] these are your trig ratios, which one can we apply here? |dw:1441221868984:dw|

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