The yellow area is 1/2 of the area of 2 equilateral triangles so it has an area of 1/6 of the hexagon. Quadrilateral CDEF has an area of 1/2 and 1/2-1/6 is 1/3 so the blue area is 1/3. of the hexagon. 1/3:1/6=2
The yellow area is 1/2 of the area of 2 equilateral triangles so it has an area of 1/6 of the hexagon. Quadrilateral CDEF has an area of 1/2 and 1/2-1/6 is 1/3 so the blue area is 1/3. of the hexagon. 1/3:1/6=2