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Which statement about the vertex of a great circle is true? In the vertex the…

  • A
    great circle reaches its highest longitude.
  • B
    True Track reaches its maximum value.
  • C
    True Track reaches its minimum value.
  • D
    great circle reaches its highest latitude.

Refer to figure.
The position where the Great Circle passes closest to the pole is called Vertex. At the Vertex the direction of the Great Circle is 090° or 270°.
At the Vertex the Great Circle will achieve its highest latitude.

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