Solution: What is the radius of the sphere if its spherical excess is 30°?

A spherical triangle has an area of 327.25 sq. km. What is the radius of the sphere if its spherical excess is 30°? How to find the radius of the sphere?

What is the radius of the sphere if its spherical excess is 30°?

Problem Statement:

A spherical triangle has an area of 327.25 sq. km. What is the radius of the sphere if its spherical excess is 30°?
  • A. 20 km
  • B. 22 km
  • C. 25 km
  • D. 28 km

Problem Answer:

The radius of the sphere if its spherical excess is 30° is 25 km.

Solution:

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