how many planes of symmetry does a rectangular solid 9cm by 9cm by 12cm have

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how many planes of symmetry does a rectangular solid 9cm by 9cm by 12cm have

Guest Feb 11, 2018

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I count 5

4 at right angles to the square end and one more.

Melody Feb 12, 2018

edited by Melody Feb 12, 2018

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