Frage 94

A cube has edges of 3 centimetres. Select all the statements that are true about the space inside this cube.

It is 54 cubic centimetres.
It is 27 cubic centimetres.Richtige Antwort
It is 9 cubic centimetres, from multiplying two edges.
It is counted in cubic units because three lengths are multiplied together.Richtige Antwort

Erklärung

Three layers of a 3 by 3 arrangement hold nine unit cubes each, and together they fill the solid. The number 54 measures the card needed to cover all six faces, a surface counted in square centimetres, so it answers a question about the outside rather than the inside.

Erklärung

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