A spherical triangle ABC has an angle C = 90° and sides a = 50° a – McqOptions

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1.	A spherical triangle ABC has an angle C = 90° and sides a = 50° and c = 80°. Find the value of b in degrees.
A.	73.22
B.	74.33
C.	75.44
D.	76.55
Answer» C. 75.44

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