# or+obtuse

81

**geometry**— /jee om i tree/, n. 1. the branch of mathematics that deals with the deduction of the properties, measurement, and relationships of points, lines, angles, and figures in space from their defining conditions by means of certain assumed properties… …82

**dull**— adj 1 *stupid, slow, dumb, dense, crass Analogous words: *lethargic, sluggish, comatose: phlegmatic, stolid, *impassive, apathetic: *backward: retarded (see DELAY vb) Antonyms: clever, bright …83

**ob|tuse´ness**— ob|tuse «uhb TOOS, TYOOS», adjective. 1. not sharp or acute; blunt. 2. having an angle of more than 90 degrees but less than 180 degrees: »an obtuse triangle. 3. Figurative. slow in understanding; stupid: »He was too obtuse to take the hint. 4.… …84

**ob|tuse´ly**— ob|tuse «uhb TOOS, TYOOS», adjective. 1. not sharp or acute; blunt. 2. having an angle of more than 90 degrees but less than 180 degrees: »an obtuse triangle. 3. Figurative. slow in understanding; stupid: »He was too obtuse to take the hint. 4.… …85

**ob|tuse**— «uhb TOOS, TYOOS», adjective. 1. not sharp or acute; blunt. 2. having an angle of more than 90 degrees but less than 180 degrees: »an obtuse triangle. 3. Figurative. slow in understanding; stupid: »He was too obtuse to take the hint. 4. a) …86

**Triangle**— This article is about the basic geometric shape. For other uses, see Triangle (disambiguation). Isosceles and Acute Triangle redirect here. For the trapezoid, see Isosceles trapezoid. For The Welcome to Paradox episode, see List of Welcome to… …87

**Skew arch**— A skew arch (also known as an oblique arch) is a method of construction that enables an arch bridge to span an obstacle at some angle other than a right angle. This results in the faces of the arch not being perpendicular to its abutments and its …88

**dull**— I (New American Roget s College Thesaurus) adj. unsharp, blunt; deadened, numb; stupid; tedious, uninteresting, boring; spiritless, vapid, vacuous; dead, lifeless; sluggish, listless, lethargic; lackluster, dim, cloudy, obscure, stale, jaded. v.… …89

**oblique angle**— noun an angle that is not a right angle or a multiple of a right angle • Ant: ↑right angle • Hypernyms: ↑angle • Hyponyms: ↑acute angle, ↑obtuse angle * * * noun : an acute or obtuse angle …90

**Angle**— This article is about angles in geometry. For other uses, see Angle (disambiguation). Oblique angle redirects here. For the cinematographic technique, see Dutch angle. ∠, the angle symbol In geometry, an angle is the figure formed by two rays… …