The last premolar and the molars have quadrate crowns, provided with two strong transverse ridges, or with four obtuse cusps.
Following Euclid, a right angle is formed by a straight line standing upon another straight line so as to make the adjacent angles equal; any angle less than a right angle is termed an acute angle, and any angle greater than a right angle an obtuse angle.
By his literary graces and ingenious speculations; he won the obtuse and ignorant Christian V.
The triangle is here an irregular one, consisting of a narrow base to which one end of the string was fixed, while the second side, forming a slightly obtuse angle with the base, consisted of a wide and slightly curved sound-board pierced with holes through which the other end of the strings passed, being either knotted or wound round pegs.
Roughly calculated, two-fifths of the total area of Bolivia is comprised within the Andean cordilleras which cross its south-west corner and project east toward the Brazilian highlands in the form of a great obtuse angle.
It has a short, rounded head, obtuse muzzle, small bead-like eyes, and short rounded ears, nearly concealed by the fur.
His war-ships were arranged in what was called a half-moon, and was in fact an obtuse angle with his flagship, the "Brederode," at the apex.
The first and second molars have quadrate crowns, with four principal obtuse conical cusps, around which numerous accessory cusps are clustered.
The calyx is small, smooth and divided into five obtuse sepals.
He was rather a mediocre but not altogether obtuse man, who mistook tributary streams for the main currents of national thought.