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Help me out please, I really need an explenation... I don’t get it...

Help me out please, I really need an explenation... I don’t get it...-example-1

1 Answer

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Just as a plane figure can have mirror lines of symmetry, so can a solid have mirror planes of symmetry dividing it into mirror-image halves. Thus, a cuboid has three planes of symmetry dividing it into two halves.

D. 3

User Pete Rossi
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