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spherical trigonometry
noun
- the branch of trigonometry that deals with spherical triangles.
spherical trigonometry
noun
- the branch of trigonometry concerned with the measurement of the angles and sides of spherical triangles
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Word History and Origins
Origin of spherical trigonometry1
First recorded in 1720–30
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Example Sentences
He invented the sciences of plane and spherical trigonometry, and was the first to use right ascensions and declinations.
From Project Gutenberg
By this time I had studied plane and spherical trigonometry, conic sections, and Fergusson's "Astronomy."
From Project Gutenberg
It would be well to have such means at hand in teaching spherical trigonometry.
From Project Gutenberg
Musa, above mentioned, was the author of a "Treatise on Spherical Trigonometry."
From Project Gutenberg
As early as 1000 spherical trigonometry was in use, and Aboul-Hassan wrote an excellent treatise on conic sections.
From Project Gutenberg
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