Math

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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?

  • Math -

    To have 120 in.^2 = 12 by 10

    12 - 8 = ?
    10 - 6 = ?

  • Math -

    Arina grnde

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