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A decorative copper piece in the shape of a regular pyramid, with an equilateral triangle base, is shown in the figure below.The lateral faces and

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A decorative copper piece in the shape of a regular pyramid, with an equilateral triangle base, is shown in the figure below.The lateral faces and the base are covered with sheet copper. Compute the total number of square feet of copper contained in the piece. Round your answer to the 3 significant digits.9.50 in.a. 1.49 sq ftb.0.886 sq ftc. 1.28 sq ftd. 0.827 sq ft7.30 in.

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