(Last Updated On: January 20, 2020)

#### Problem Statement:

Solve for the side b of a right spherical triangle ABC whose parts are a = 46°, c = 75° and C = 90°.

- A. 74°
- B. 68°
- C. 48°
- D. 74°

#### Problem Answer:

The side b of a right spherical triangle ABC is **68°07′**.

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nice!

Pretty cool this is! I was really good at math back in my school times, but now i guess even i have forgotten how to calculate it. lol, been more than 10 years i have left studying angles

thank you