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MathMentor

Learn with Mentor · 5 min

Nets of Three-Dimensional Figures

Learn that a net unfolds every face of a solid flat, so the number and shape of the net's pieces match the solid's faces.

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Unfolding a solid flat

If you cut along the edges of a 3D solid and flattened it out, you'd get its net — a flat 2D pattern that folds back up into the solid.