Here is a 3x5 piece of artist's cardboard lightly scored into squares as shown below. Show how to cut this cardboard into three pieces, each of which can be folded up into a cubical box without a lid.
Solution
The figure below gives one solution.
Here is a 3x5 piece of artist's cardboard lightly scored into squares as shown below. Show how to cut this cardboard into three pieces, each of which can be folded up into a cubical box without a lid.
The figure below gives one solution.