# Box

Cardboard box shaped quadrangular prism with a rhombic base. Rhombus has a side 5 cm and one diagonal 8 cm long and height of the box is 12 cm. The box will open at the top.

How many cm

How many cm

^{2}of cardboard we need to cover overlap and joints that are 5% of area of cardboard?**Result****Leave us a comment of example and its solution (i.e. if it is still somewhat unclear...):**

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