Posted by **Ryan** on Sunday, May 10, 2009 at 6:39pm.

Andrew claims that a wooden bookend in the shape of a 45°- 45°- 90° right triangle has side lengths of 5 in., 5 in., and 8 in. Is he correct? If so, show the work and if not, show why not.

can someone help me?!? i don't get what to do first

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