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width*height*length=perimeter of a rectangular prism! :)
Example: To find the perimeter of a rectangular box, with length as 6cm and Breadth as 4 cm, we need to use the formula, Perimeter of a Rectangle = 2 (L+B) = 2 ( 6 cm + 4 cm) = 2 × 10 cm = 20cm.
Perimeter=24ft
By halving its perimeter and using the quadratic equation formula.
Rectangular cuboid