acute-angled triangle

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Noun 1. [画像:acute-angled triangle - a triangle whose interior angles are all acute]acute-angled triangle - a triangle whose interior angles are all acute

acute triangle

triangle, trigon, trilateral - a three-sided polygon

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References in periodicals archive ?

If all the angles of a triangle are less than 90[degrees], it is naturally called an acute-angled triangle. If one of the angles of the triangle is greater than 90[degrees], it is called an obtuse-angled triangle.

Hands-on triangles

The shape of the Circinus constellation resembles a long, acute-angled triangle with Alpha Circini pointing SW Beta and Gamma Circini completes the shape of the image, approximately 7 degrees NW.

Circinus a handy tool

To the west, roads restricted the site to an acute-angled triangle. The height had to be no greater than that of the National Romantic Hankkija building that terminates Kamppi, while the massing had to respect the Parliament building.

Clear Finnish: an annexe to the Finnish parliament building helps heal rifts in urban fabric and throws new light on the democratic process