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Last updated 31/7/2025

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This article is the ninth in a series of articles which provide a complete translation into Spanish of 'Pliage et Decoupage du Papier' by C Savineau, which had been published in Paris in 1897.

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Analysis

27

How to fold a parallelogram from an oblong

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28

How to cut a parallelogram into two, turn it into a rectangle of equal area and then use both pieces to create a picture of a cuboid (which can function as an optical illusion).

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29

How to Construct Rhombi by Folding Paper

How to fold a rhombus from a square.

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30

How to Construct Rhombi by Folding Paper

How to fold a rhombus from an oblong.

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