Neco 2018 Geography Question 3

Practice essay / theory question 3 from the 2018 Neco Geography examination. This question covers Latitude and Longitude, Distance estimation .

Neco 2018 Geography Essay / Theory

Topics: Latitude and Longitude Distance estimation

Question 3 NECO • 2018 • GEOGRAPHY • essay

The geographical coordinates of two Nigerian cities are given as follows: - Lagos: 6°27' N, 3°23' E - Abuja: 9°02' N, 7°29' E Using the approximations: - 1° of latitude = 111 km - Length of 1° of longitude at latitude \(\phi\) = 111 km \(\times\) cos \(\phi\) Estimate the straight‑line distance between Lagos and Abuja. Show all steps of your calculation.

( a )

Calculate the north‑south (latitude) component of the distance.

( b )

Calculate the east‑west (longitude) component of the distance, using an appropriate mean latitude for the cosine factor.

( c )

Combine the two components to obtain the straight‑line distance between the two cities.

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This is Neco 2018 Geography Question 3. It is one of the essay questions from the 2018 Neco Geography examination.

The question covers Latitude and Longitude, Distance estimation .

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