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July 25, 2014

July 25, 2014

Posted by **Anonymous** on Sunday, November 13, 2011 at 8:32pm.

If the pattern is continued, what would be the outer perimeter of a design using 7 triangles?

(Assume the length of a side of a triangle to be 1)

- algebra -
**Anonymous**, Sunday, November 13, 2011 at 8:39pm9

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