Each side of a square piece of cardboard is
40 cm. What is the area of the cardboard?
How many square pieces of side 2 cm can
be cut out of it?
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A food is something that provides nutrients. Nutrients are substances that provide: energy for activity, growth, and all functions of the body such as breathing, digesting food, and keeping warm; materials for the growth and repair of the body, and for keeping the immune system healthy.
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