A07- Symmetry and Pattern_DSC1884[1]_DSC1915[1]_DSC1895[1]_DSC1898[1]_DSC1900[1]_DSC1906[1]_DSC1909[1]_DSC1913[1]_DSC1910[1]_DSC1917[1]
_DSC1884[1]_DSC1915[1]_DSC1895[1]_DSC1898[1]_DSC1900[1]_DSC1906[1]_DSC1909[1]_DSC1913[1]_DSC1910[1]_DSC1917[1]
