There are two square tablecloths, both of which are 1m long. Xiaoming's bought a 1.3 square tablecloth, you can put it together, there is no cloth left! Three methods

There are two square tablecloths, both of which are 1m long. Xiaoming's bought a 1.3 square tablecloth, you can put it together, there is no cloth left! Three methods

1. Cut two pieces of cloth into two big triangles to get four right triangle cloth
2. Take the four right angles of the four right triangle cloth as the center point, and then sew them up
3. According to the Pythagorean theorem, the side length of the tablecloth sewed finally is: root 2 ≈ 1.414, which is quite suitable for the table with 1.3 side length