If a rectangular prism has length L, width W and height H units, then its total surface area is
2*(LW + WH + HL) square units.
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To find the area of a rectangle, multiply the length times the width. The result will be in square inches.
7
1440sq in.
To find the area of the rectangle, multiply the length times the width: 1.24 x .67 = .8308 square inches.
Area = 12*8 = 96 square inches