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Semicircle

In mathematics (and more specifically geometry), a semicircle is a one-dimensional locus of points that forms half of a circle. It is a circular arc that measures 180° (equivalently, π radians, or a half-turn). It only has one line of symmetry (reflection symmetry).

Regions, Overview & Arithmetic and geometric means

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Explore the main themes, entities and connections around Semicircle. Start with the topic map, then use the sections below for research and deeper semantic analysis.

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Key facts & relationships

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Perimeter
(π+2)r

Topics to explore

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Overview

Arithmetic and geometric means

Farey diagram

Arbelos

Advanced semantic analysis

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Map overview Semantic statistics

Semicircle

Nodes42
Edges41
Triples20
Avg. degree1.95
Density0.047619
Components1

How this topic connects Entity context

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Semicircle

Top relations

related to Farey diagram · 5
Semicircle → Farey, Ford, Semicircles, The Farey, With
related to Arithmetic and geometric means · 4
Semicircle → For, Pythagorean, The, This
related to External links · 3
Semicircle → Eric, MathWorld, Weisstein
is a · 2
Semicircle → one-dimensional locus of points that forms half of a circle, right triangle
related to Equation · 2
Semicircle → If, The
Area · 1
Semicircle → .mw-parser-output .sfrac{white-space:nowrap}.mw-parser-output .sfrac.tion,.mw-parser-output .sfrac .tion{display:inline-block;vertical-align:-0.5em;font-size:85%;text-align:cent…
Perimeter · 1
Semicircle → (π+2)r
related to Arbelos · 1
Semicircle → An
see also · 1
Semicircle → AmphitheaterArchimedes

Important terminology Word statistics

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Important terminology

geometric points mean used diameter endpoints circle arithmetic lengths segment right arc one farey equation also area center two length

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
SemicircleArea.mw-parser-output .sfrac{white-space:nowrap}.mw-parser-output .sfrac.tion,.mw-parser-output .sfrac .tion{display:inline-block;vertical-align:-0.5em;font-size:85%;text-align:cent…1.00infobox
SemicirclePerimeter(π+2)r1.00infobox
Semicircleis aone-dimensional locus of points that forms half of a circle0.90text
Semicircleis aright triangle0.90text
Semicirclerelated to ArbelosAn0.60section
Semicirclerelated to Arithmetic and geometric meansFor0.60section
Semicirclerelated to Arithmetic and geometric meansThe0.60section
Semicirclerelated to Arithmetic and geometric meansThis0.60section
Semicirclerelated to Arithmetic and geometric meansPythagorean0.60section
Semicirclerelated to EquationThe0.60section
Semicirclerelated to EquationIf0.60section
Semicirclerelated to External linksWeisstein0.60section

Related concept clusters Concept neighborhoods

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    Connections between topic areas Semantic bridges

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    Min side: 3
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