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).
Under the Koeppen kÃ¶ppen climate, Classification dhaka has a tropical wet and dry. Climate the city has a distinct monsoonal, season with an annual average temperature of Â°25 (c Â°77) f and monthly means varying between Â°18 (c Â°64) f In january and Â°29 (c Â°84) f In. august In 1989, a tornado killed 1,300 people in Dhaka Division. 2  In 1991, a Category-5 tropical cyclone killed 138,866 people in the country. 3  In 2004, a record-breaking 341 millimetres (13.4 in) mm of rain was recorded in Dhaka in 24 hours. 4  In 2009, about 333 millimetres (13.1 in) of rain was recorded in Dhaka in 24 hours.