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Geometry 10 Online
OpenStudy (anonymous):

A regular pentagon with side lengths of 14cm is inscribed in a circle. What is the radius of the circle?

OpenStudy (anonymous):

Here is the picture.... PLEASE HELP ! ANYONE !

OpenStudy (dumbcow):

lol i didn't look at the pic first :{ sorry solve for hypotenuse of triangle instead .... use sin instead of tan

OpenStudy (dumbcow):

\[\sin 36 = \frac{7}{r}\]

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