A hexagon will have four triangles. An octagon will have six triangles. So the sum of the interior angles of a polygon can be found by taking the number of sides, subtracting 2 and then ...
Super CCD uses a honeycomb structure of octagon-shaped light sensors (photodiodes) at 45 degree angles rather than 90 degrees. Introduced in 2000 with its FinePix camera line, the diagonal design ...