Question

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Answer 1

132 square cm = 20.46 square inches

Explanation:

Total surface area = area of base (square) + 4 x area of one triangle.

`= {6}^(2) + 4 * (1)/(2) * 6 * 8 \\ = 36 + 2 * 48 \\ = 36 + 96 \\ = 132 \: {cm}^(2) \\</p><p>= 20.46\: inches^2`