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July 7, 2015

Homework Help: Math

Posted by -Untamed- on Wednesday, December 7, 2011 at 9:46pm.

A photograph measuring 8 inches by 6 inches is surrounded by a mat. The mat has the same width on all sides of the photograph. The photograph and mat are put into a glass photo frame which just covers the outside of the mat.

If the area of the glass surface is 120 square inches, whats the width of the mat?

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