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Giancoli 7th Edition textbook cover
Giancoli's Physics: Principles with Applications, 7th Edition
33
Astrophysics and Cosmology
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33-1 to 33-3: Stars, Galaxies, Stellar Evolution, Distances
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33-4: General Relativity, Gravity and Curved Space
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33-5: Redshift, Hubble's Law
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33-6 to 33-8: The Big Bang, CMB, Universe Expansion
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33-9: Dark Matter, Dark Energy
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Question by Giancoli, Douglas C., Physics: Principles with Applications, 7th Ed., ©2014, Reprinted by permission of Pearson Education Inc., New York.
Problem 19
Q

What is the maximum sum-of-the-angles for a triangle on a sphere?

A
540∘540^\circ
Giancoli 7th Edition, Chapter 33, Problem 19 solution video poster
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