CPM Homework Help : INT3S Problem 5-73

Rotated square, with horizontal & vertical diagonals. Second square, rotated the same, has left vertex at center of first square, and right vertex of first square is at center of right square. the overlapping sections are shaded. A la derecha, puedes ver dos cuadrados congruentes superpuestos. Si se elige un punto al azar dentro de la figura, ¿cuáles son las probabilidades de que no se encuentre en la región sombreada?

Pista:

2 overlapping squares, from problem figure, has additional segments as follows: in center shaded square, from left vertex to right vertex. In each square, from each center, 1 segment to the center of each side, creating 8 triangles in each square, with 2 triangles overlapping.

Respuesta:

$\frac{6}{7}$