MATHEMATICS AND ORIGAMI

(Dana P.) #1

Jesús de la Peña Hernández


Penrose has also designed another tessellation based as well on the argentic rectangle. It is
composed of two rhombic tesserae with like sides and angles as follows:
Rhomb A: 108º; 72º
Rhomb B: 144º; 36º

Fig. 8 shows the genesis of rhomb A from Fig. 2; in Fig. 9 we obtain the rhomb B from the kite
of Fig. 3. Note that the sides of both rhombs are congruent.
Fig. 10 is a tessellation made out of rhombs A and B.

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A
B

(^89)
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