
Definition of Obtuseangled triangle
1. Noun. A triangle that contains an obtuse interior angle.
Obtuseangled Triangle Pictures
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Lexicographical Neighbors of Obtuseangled Triangle
Literary usage of Obtuseangled triangle
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Elements of Euclid: The Errors, by which Theon, Or Others, Have Long Ago by Robert Simson, Euclid (1829)
"An obtuseangled triangle, is that which has an obtuse angle. XXIX. An acuteangled
triangle, ... obtuseangled triangle ..."
2. The Elements of Geometry by George Bruce Halsted (1886)
"An obtuseangled triangle has one of its angles obtuse. 121. An Acuteangled
Triangle has all three angles acute. 122. ..."
3. The Kindergarten Guide: An Illustrated Handbook, Designed for the Self by Maria KrausBoelte, John Kraus (1881)
"40, representing a sunshade, is developed from the obtuse angled triangle. 40.
Fig. 41, representing a pitcher, is developed from the hexagon. 41. ..."
4. Quarter Century Edition of The Paradise of Childhood: A Practical Guide to by Edward Wiebé, Henry Wolcott Blake (1907)
"The little box containing fiftysix tablets of the above description, each of
which are in form like onehalf of the obtuseangled triangle, enables the ..."
5. Mathematical Questions and Solutions (1890)
"If cube the Brocardangle, andS any acute angle of a triangle, prove that cot 01
sin 28 > 2 in an obtuseangled triangle, and < 2 in an acuteangled ..."
6. Geometrical Problems Deducible from the First Six Books of Euclid: Arranged by Miles Bland (1827)
"... will cut off" from the triangle an obtuseangled triangle, which will be equal
to that cut off from the square by a line drawn from the intersection ..."