Doha, the capital city of Qatar, is located 720 miles south of Tehran, Iran and 300 miles east of Riyadh, Saudi Arabia.
None. Saudi Arabia is the only country that borders Egypt to the east besides Israel. Jerusalem is too close to Cairo to be considered for this question, and is also north of Riyadh. Riyadh itself is 1000 miles southeast of Cairo, so it makes no sense that there would be a capital city equidistant from the two. Sudan Borders Egypt to the south, but its capital Khartoum is 1000 miles from Cairo. However, the capitals of Yemen and Oman, both south of riyadh (saudi arabia) are roughly 720 miles from riyadh. However, they do not meet the requirements for this question, as they are 1300 and 1700 miles from Cairo respectively.
North of Tehran is the Caspian Sea
Iran's capital is Tehran or Teheran, depending on personal preference in pronunciation. In Farsi, the "h" is pronounced (i.e. Teheran).Covering an area of 1500 sq. kms, Tehran is situated in the north-central part of Iran, on the slope of the Alborz Mountain. As the national capital it is the most populated city in Iran and the center of cultural, economical, political and social activities. It is about 1200 meters above sea level and enjoys a mild climate.The capital city of Iran is Tehran.Tehran
Riyadh is the closest out of the following choices for which Asian capital lies closest to the Tropic of Cancer Kuala Lumpur, Bangkok, Beijing or Riyadh.
Within 1/3 degree in each coordinate, this is the location of Riyadh, Saudi Arabia.
There's no city there. That point is in Iran, about 40 miles east-northeast of the center of Tehran.
It is in the city of Tehran, the capital city of Iran.
There's no city there. That point is offshore in the southern Caspian Sea, about 95 miles north-northwest of the center of Tehran, Iran.
The closest capital cities are Tehran and Abu Dhabi.
That point is in north-central Saudi Arabia, about 245 miles north of Medina, 450 miles north-northeast of Jeddah, and 475 miles northwest of Riyadh.
Riyadh is the capital city of Saudi Arabia; which is located on the Asian continent
Damascus, the capital city of Syria, is approximately 120 miles north of Amman, the capital city of Jordan.