MATHEMATICS AND ORIGAMI

Jesús de la Peña Hernández

If we take O as the mid-point of MN, we ́ll have:

() = =













= + +













OA= AM+AN = +NB+ DE

2

2

tg 22. 5

2

2

2

4

3

2

1

2

2

2

4

3

2

1

2

1

= 1,0303301 ≠ 1,0352762 (which is the side of a perfect maximum equilateral triangle ac-

cording to solution 1)

M

B

A

M

N

B

A

M

N

O

D

E A

D

E

C

D

B A

O

M N

E

Interlude