GeodesySpherical Excess

Spherical Excess – Problem 1

The interior angles in triangle ABC are A=57°30’29”, B=65°17’27”, and C=57°12’16”. The distance from A to B has been computed to be 44386.45m. Assuming the average curvature of 6400km., determine the spherical excess in the triangle.
    1. 4.52″
    2. 3.86″
    3. 5.12″
    4. 2.82″

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