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).
Bangladesh is bordered by the Indian states of West Bengal to the west and north, Assam to the north, Meghalaya to the north and northeast, and Tripura and Mizoram to the east. To the southeast, it shares a boundary with Myanmar (Burma). The southern part of Bangladesh opens into the Bay of Bengal.