説明中心

triangle

[ˈtraɪæŋɡl]

triangle Definition

  • 1a plane figure with three straight sides and three angles
  • 2a musical instrument consisting of a steel rod bent into a triangle, sounded by being struck with a small metal rod

Using triangle: Examples

Take a moment to familiarize yourself with how "triangle" can be used in various situations through the following examples!

  • Example

    The roof has a triangular shape.

  • Example

    The Bermuda Triangle is a region in the western part of the North Atlantic Ocean where ships and planes have disappeared under mysterious circumstances.

  • Example

    She plays the triangle in the school band.

triangle Synonyms and Antonyms

Synonyms for triangle

Phrases with triangle

  • a situation in which two people are both romantically interested in a third person

    Example

    The movie is about a love triangle between a man and two women.

  • an offensive strategy used in basketball that involves passing the ball between three players positioned in a triangle to create scoring opportunities

    Example

    The coach decided to switch to the triangle offense in the second half of the game.

  • a mathematical theorem that states that the sum of the lengths of any two sides of a triangle must be greater than the length of the third side

    Example

    The triangle inequality is an important concept in geometry.

Origins of triangle

from Latin 'triangulum', meaning 'triangle'

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Summary: triangle in Brief

A 'triangle' [ˈtraɪæŋɡl] is a three-sided plane figure with three angles. It can also refer to a musical instrument made of steel rod bent into a triangle shape. The term extends into phrases like 'love triangle,' denoting a romantic situation involving three people, and 'triangle offense,' referring to a basketball strategy. The 'triangle inequality' is a mathematical theorem that states that the sum of the lengths of any two sides of a triangle must be greater than the length of the third side.

How do native speakers use this expression?