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Geometry 19 Online
OpenStudy (anonymous):

Find the unknown side length, x. Write your answer in simplest radical form.

OpenStudy (anonymous):

OpenStudy (bibby):

That top angle (90) also has 2 sides you can use an adjacent and a hypotenuse. Which trig relationship do you think will be used?

OpenStudy (bibby):

it might be clearer in this picture.

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