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Quentin unfolded a delivery box with a height of 18 inches, a width of 9.5 inches, and a length of 12.5 inches. What is the surface area of Quentin’s box? A. 514.75 square inches B. 1,029.5 square inches C. 1,068.75 square inches D. 2,137.5 square inches



Answer :

To find the surface area of a rectangular box, use the formula 2lw + 2lh + 2wh with the provided dimensions to calculate the total surface area as ooption A) 514.75 square inches.

Surface Area of a Rectangular Box Calculation:

  1. Calculate the surface area using the formula: 2lw + 2lh + 2wh, where l = length, w = width, and h = height.
  2. Substitute the values: 2(9.5)(12.5) + 2(9.5)(18) + 2(12.5)(18).
  3. Calculate to get the total surface area which equals 514.75 square inches.

Therefore, surface area of Quentin's box is 514.75 squares inches.