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spherical triangle
noun
, Geometry.
- a triangle formed by arcs of great circles of a sphere.
spherical triangle
noun
- a closed geometric figure formed on the surface of a sphere that is bounded by arcs of three great circles
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Word History and Origins
Origin of spherical triangle1
First recorded in 1575–85
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Example Sentences
The sum of the interior angles of a spherical triangle is always greater than two right angles, and increases with the area.
From Project Gutenberg
The sum of the angles of a spherical triangle is greater than 180° and less than 540°.
From Project Gutenberg
The problem then resolves itself in the solution of a spherical triangle.
From Project Gutenberg
The area of a spherical triangle is equal to the area of a lune whose angle is half the triangle's spherical excess.
From Project Gutenberg
This is also easily calculated by the same spherical triangle.
From Project Gutenberg
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