The difference between the sum of the angles of a spherical triangle on the earth's surface and the angles of the corresponding plane triangle for every 195.5 km² of area is only ?

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Ritu Singhal

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Q. The difference between the sum of the angles of a spherical triangle on the earth's surface and the angles of the corresponding plane triangle for every 195.5 km² of area is only ?

(A) 15 second
(B) 10 second
(C) 1 second
(D) 5 second

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✅ Correct Answer: (C) 1 second

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