Question: What is the total area of the city that is the seat of government of Delhi, in square miles?

full_context: Document 1: New Delhi: As of 2015, the government structure of the New Delhi Municipal Council includes a chairperson, three members of New Delhi's Legislative Assembly, two members nominated by the Chief Minister of the NCT of Delhi and five members nominated by the central government.
Document 2: Delhi: Delhi Union territory and Megacity National Capital Territory of Delhi From top clockwise: Lotus temple, Humayun's Tomb, Connaught Place, Akshardham temple and India Gate Location of Delhi in India Coordinates: 28 ° 36 ′ 36 ''N 77 ° 13 ′ 48'' E ﻿ / ﻿ 28.61000 ° N 77.23000 ° E ﻿ / 28.61000; 77.23000 Coordinates: 28 ° 36 ′ 36 ''N 77 ° 13 ′ 48'' E ﻿ / ﻿ 28.61000 ° N 77.23000 ° E ﻿ / 28.61000; 77.23000 Country India Settled 6th century B.C. Incorporated 1857 Capital formation 1911 Formation of Union Territory 1956 Formation of NCT 1 February 1992 Capital New Delhi Districts 11 Government Body Government of Delhi Lt. Governor Anil Baijal, IAS Chief Minister Arvind Kejriwal (AAP) Chief Secretary Anshu Prakash, IAS Commissioner of Police Amulya Patnaik, IPS Area Union territory 1,484.0 km (573.0 sq mi) Water 18 km (6.9 sq mi) Area rank 31st Elevation 200 -- 250 m (650 -- 820 ft) Population (2011) Union territory 16,787,941 Density 11,312 / km (29,298 / sq mi) Urban 16,349,831 (2nd) Megacity 11,034,555 (2nd) Metro (2016) 26,454,000 (1st) Demonym (s) Delhiite Languages Official Hindi and English Additional official Punjabi and Urdu Time zone IST (UTC + 5.30) Pincode (s) 1100XX Area code (s) + 91 11 ISO 3166 code IN - DL Metro GDP (PPP) $167 to $370 billion Website delhi.gov.in
Document 3: Delhi: Delhi Union territory and Megacity National Capital Territory of Delhi From top clockwise: Lotus temple, Humayun's Tomb, Connaught Place, Akshardham temple and India Gate Location of Delhi in India Coordinates: 28 ° 36 ′ 36 ''N 77 ° 13 ′ 48'' E ﻿ / ﻿ 28.61000 ° N 77.23000 ° E ﻿ / 28.61000; 77.23000 Coordinates: 28 ° 36 ′ 36 ''N 77 ° 13 ′ 48'' E ﻿ / ﻿ 28.61000 ° N 77.23000 ° E ﻿ / 28.61000; 77.23000 Country India Settled 6th century B.C. Incorporated 1857 Capital formation 1911 Formation of Union Territory 1956 Formation of NCT 1 February 1992 Capital New Delhi Districts 11 Government Body Government of Delhi Lt. Governor Anil Baijal, IAS Chief Minister Arvind Kejriwal (AAP) Deputy Chief Minister Manish Sisodia Chief Secretary Anshu Prakash, IAS Commissioner of Police Amulya Patnaik, IPS Area Union territory 1,484.0 km (573.0 sq mi) Water 18 km (6.9 sq mi) Area rank 31st Elevation 200 -- 250 m (650 -- 820 ft) Population (2011) Union territory 16,787,941 Density 11,312 / km (29,298 / sq mi) Urban 16,349,831 (2nd) Megacity 11,034,555 (2nd) Metro (2016) 26,454,000 (1st) Demonym (s) Delhiite Languages Official Hindi English Additional official Punjabi Urdu GDP Nominal (NCT) ₹6.86 lakh crore (US $100 billion) (2017 - 18) Nominal per capita ₹329,093 (US $4,800) (2017 - 18) Metro GDP / PPP $167 -- 370 billion Time zone IST (UTC + 5.30) Pincode (s) 1100XX Area code (s) + 91 11 ISO 3166 code IN - DL Website delhi.gov.in
Document 4: Indo-Gangetic Plain: The Indus–Ganga plains, also known as the "Great Plains", are large floodplains of the Indus, Ganga and the Brahmaputra river systems. They run parallel to the Himalaya mountains, from Jammu and Kashmir and Khyber Pakhtunkhwa in the west to Assam in the east and draining most of Northern and Eastern India. The plains encompass an area of 700,000 km2 (270,000 sq mi) and vary in width through their length by several hundred kilometres. The major rivers of this system are the Ganga and the Indus along with their tributaries; Beas, Yamuna, Gomti, Ravi, Chambal, Sutlej and Chenab.
Document 5: Hyderabad: Situated in the southern part of Telangana in southeastern India, Hyderabad is 1,566 kilometres (973 mi) south of Delhi, 699 kilometres (434 mi) southeast of Mumbai, and 570 kilometres (350 mi) north of Bangalore by road. It lies on the banks of the Musi River, in the northern part of the Deccan Plateau. Greater Hyderabad covers 650 km2 (250 sq mi), making it one of the largest metropolitan areas in India. With an average altitude of 542 metres (1,778 ft), Hyderabad lies on predominantly sloping terrain of grey and pink granite, dotted with small hills, the highest being Banjara Hills at 672 metres (2,205 ft). The city has numerous lakes referred to as sagar, meaning "sea". Examples include artificial lakes created by dams on the Musi, such as Hussain Sagar (built in 1562 near the city centre), Osman Sagar and Himayat Sagar. As of 1996, the city had 140 lakes and 834 water tanks (ponds).
Document 6: New Delhi: The head of state of Delhi is the Lieutenant Governor of the Union Territory of Delhi, appointed by the President of India on the advice of the Central government and the post is largely ceremonial, as the Chief Minister of the Union Territory of Delhi is the head of government and is vested with most of the executive powers. According to the Indian constitution, if a law passed by Delhi's legislative assembly is repugnant to any law passed by the Parliament of India, then the law enacted by the parliament will prevail over the law enacted by the assembly.
Document 7: New Delhi: The national capital of India, New Delhi is jointly administered by both the Central Government of India and the local Government of Delhi, it is also the capital of the National Capital Territory (NCT) of Delhi.
Document 8: New Delhi: New Delhi lies on several fault lines and thus experiences frequent earthquakes, most of them of mild intensity. There has, however, been a spike in the number of earthquakes in the last six years, most notable being a 5.4 magnitude earthquake in 2015 with its epicentre in Nepal, a 4.7-magnitude earthquake on 25 November 2007, a 4.2-magnitude earthquake on 7 September 2011, a 5.2-magnitude earthquake on 5 March 2012, and a swarm of twelve earthquakes, including four of magnitudes 2.5, 2.8, 3.1, and 3.3, on 12 November 2013.
Document 9: Indo-Gangetic Plain: The Indo-Gangetic Plain, also known as the Indus-Ganga Plain and the North Indian River Plain, is a 630-million-acre (2.5-million km2) fertile plain encompassing northern regions of the Indian subcontinent, including most of northern and eastern India, the eastern parts of Pakistan, virtually all of Bangladesh and southern plains of Nepal.  The region is named after the Indus and the Ganges rivers and encompasses a number of large urban areas. The plain is bound on the north by the Himalayas, which feed its numerous rivers and are the source of the fertile alluvium deposited across the region by the two river systems. The southern edge of the plain is marked by the Chota Nagpur Plateau. On the west rises the Iranian Plateau.
Document 10: New Delhi: New Delhi (i/ˌnjuː ˈdɛli/) is a municipality and district in Delhi which serves as the capital and seat of government of India. In addition, it also serves as the seat of Government of Delhi.
Document 11: New Delhi: New Delhi is governed through a municipal government, known as the New Delhi Municipal Council (NDMC). Other urban areas of the metropolis of Delhi are administered by the Municipal Corporation of Delhi (MCD). However, the entire metropolis of Delhi is commonly known as New Delhi in contrast to Old Delhi.
Document 12: Mil plain: Mil plain is a plain in Azerbaijan. It is located on the bank of the Aras river and extends to Iran. Mil-plain is located in the southwest part of the Kur-Araz lowland, where the Kura and Araz rivers meet. The area is between the right bank of the Kura River and the left bank of the Araz River. The north-eastern part of the plain is lower than the ocean level. In the south-west, these areas are covered by sand, gravel. More than 40 percent of the altitude in the plain is 0-100 meters, 25 percent - 100-200 meters above sea level, and 35 percent - absolute altitude is less than 0 meters. The absolute altitude decreases about 8 m to north (to the Kura River) and varies from 200 to 250 to the west (harami plain). The plain includes mainly the areas of Imishli and Beylagan districts. Seismic activity is high as the plain is in the convergent border the Alpine-Himalayan orogenic belt.
Document 13: New Delhi: New Delhi is particularly renowned for its beautifully landscaped gardens that can look quite stunning in spring. The largest of these include Buddha Jayanti Park and the historic Lodi Gardens. In addition, there are the gardens in the Presidential Estate, the gardens along the Rajpath and India Gate, the gardens along Shanti Path, the Rose Garden, Nehru Park and the Railway Garden in Chanakya Puri. Also of note is the garden adjacent to the Jangpura Metro Station near the Defence Colony Flyover, as are the roundabout and neighbourhood gardens throughout the city.
Document 14: New Delhi: Although colloquially Delhi and New Delhi as names are used interchangeably to refer to the jurisdiction of NCT of Delhi, these are two distinct entities, and the latter is a small part of the former.
Document 15: New Delhi: With a total area of 42.7 km2 (16.5 sq mi), New Delhi forms a small part of the Delhi metropolitan area. Because the city is located on the Indo-Gangetic Plain, there is little difference in elevation across the city. New Delhi and surrounding areas were once a part of the Aravalli Range; all that is left of those mountains is the Delhi Ridge, which is also called the Lungs of Delhi. While New Delhi lies on the floodplains of the Yamuna River, it is essentially a landlocked city. East of the river is the urban area of Shahdara. New Delhi falls under the seismic zone-IV, making it vulnerable to earthquakes.
ground_truth: 16.5 sq mi
sub_queries: What municipality serves as the seat of government of Delhi? Answer: New Delhi
What is the total area of New Delhi in square miles? Answer: 16.5 sq mi