Question: 1. Let AABC be a spherical triangle on S2 with given vertex angles: LA = LB = 4, 20 = website. 30 Find the

1. Let AABC be a spherical triangle on S2 with given vertex

1. Let AABC be a spherical triangle on S2 with given vertex angles: LA = LB = 4, 20 = website. 30 Find the area of the triangle AABC. Justify your answer.

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