obtuse triangle

noun

, Geometry.

1. a triangle with one obtuse angle.

Example Sentences

Like a bent arm, the Hoyle state takes the shape of an obtuse triangle with an alpha particle at each vertex.

From Scientific American

Her own house stood, as it were, at one end of the base of an obtuse triangle, of which Whitewebs made the other end, and the three poplars the apex.

From Project Gutenberg

His forehead and chin receded; his nose, tip-tilted heavenwards, formed with his other features the point of an obtuse triangle.

From Project Gutenberg