triangle

Simplest closed polygon

A triangle is a three-sided polygon, the simplest closed shape in geometry.

The term extends to objects with this shape: a musical triangle struck with a metal rod, a drafting triangle for drawing angles.

A love triangle involves three people in overlapping romantic entanglements.

In plural, triangles can mean a percussion instrument or the relationship configuration: She found herself caught in a triangle.

geometry

angle

Geometric measure of rotation

equilateral · scalene · hypotenuse · perimeter · area · sine · cosine · tangent · theorem · acute

relationship

love

Intense fond attachment

  • affairRomantic entanglement outside commitment
  • jealousyResentful desire for another's advantages
  • infidelityDisloyalty to a partner

drama · tension · romantic · third-party · betrayal · rivalry · entanglement · complication · secrecy · heartbreak

instrument

percussion

Sound through impact

orchestra · rhythm · steel · suspended · struck · tone · ring · metallic · resonance · orchestral

hierarchy

pyramid

Pointed polyhedral solid

  • structureArrangement of interconnected parts
  • tierHorizontal structural layer
  • powerEnergy transfer rate

organization · top · base · stratification · rank · order · management · corporate · apex · levels

stability

tripod

Stabilizing support structure

structure · base · sturdy · equilibrium · three-point · anchor · secure · architectural · truss · framework

warning

caution

Careful attention to risk

sign · yield · reflective · safety · road · emergency · flashing · orange · cone · construction

navigation

mystery

Something unexplained or unknown

aviation · maritime · coordinates · zone · anomaly · unexplained · legend · aircraft · vessel

musical

roots

Underground nutrient absorbers

folk

Categories
Opposites
number of sides

trianglecircle

Curved closed shape

quadrilateral · square · parallelogram · rectangle · pentagon

geometric simplicity vs complexity

triangleirregular polygon

Many-sided shape, sides differ

fractal · polyhedron · tesseract · hypercube · dodecahedron

angular vs curved

trianglecircle

Curved closed shape

sphere · oval · ellipse · curve · arc

Phrases
Family

triangles, triangle inequality, triangular, triangulation, triangulate, triangularly, triangularity, triangulator

Familiarity
Top 3,000
Profile
Known to kids · Used worldwide · Timeless · Concrete · Everyday, not technical · Rated G