Members of the phylum Platyhelminthes are flatworms, such as the planarian. Grubs and tapeworms are other examples of flatworms. Flatworms display bilateral symmetry; that is, the left and right halves of the body are mirror images of one another.
Dhaka is located in central Bangladesh at 23Â°42â²N 90Â°22â²Eï»¿ / ï»¿23.700Â°N 90.367Â°Eï»¿ / 23.700; 90.367, on the eastern banks of the Buriganga River. The city lies on the lower reaches of the Ganges Delta and covers a total area of 300 square kilometres (120 sq mi).
The Liberation War of 1971 gave Bangladesh its independence and Dhaka was declared the country's capital. Since then, Dhaka has been developing fast as a modern city and is the country's centre of industrial, commercial, cultural, educational and political activity.