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6 marksRelating Physical World to Geometric Objects

CSEC Mathematics · May/June 2005 · Paper 2 · Question 12(a)

Assume the earth is a sphere of radius 6400 km and use π = 3.14. A table provides the latitudes and longitudes of Antigua (17°N, 62°W) and Belize (17°N, 88°W).

Draw a sketch of the earth showing the location of Antigua and of Belize, their associated circles of latitude and longitude, the equator, and the Greenwich Meridian.

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Other parts of this question

  1. 12(b)Calculate the shortest distance between Antigua and Belize measured along their common circle of latitude.[5 marks]
  2. 12(c)Calculate the shortest distance between Antigua and Bahia Blanka measured along the common circle of longitude.[4 marks]

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