Coplanar lines. The lines which lie on the same plane are said to be coplanar lines. In the above figure, we can see that the lines, l, m and n lie on the same plane, hence they are coplanar. Coplanar line segments.
Occupying an area of more than 190 km 2 (73 sq mi), Aleppo is one of the fastest growing cities in the Middle East. According to the new major plan of the city adopted in 2001, it is envisaged to increase the total area of Aleppo up to 420 km 2 (160 sq mi) by the end of 2015.
The total area equipped for irrigation in the Euphrates Tigris River Basin is estimated to be around 6.5 7 million ha, of which Iraq accounts for approximately 53 percent, the Islamic Republic of Iran for 18 percent, Turkey for 15 percent and the Syrian Arab Republic for 14 percent.able 2 shows the large dams in the Euphrates Tigris River Basin, i.e. dams with a height of more than 15 metres or with a height of 5 15 metres and a reservoir capacity larger than 3 million m 3 according to the International Commission on Large Dams (ICOLD).