arc

(noun)

A continuous part of the circumference of a circle.

Related Terms

  • radian
  • circumference

Examples of arc in the following topics:

  • Radians

    • The portion that you drew is referred to as an arc.
    • The length of the arc around an entire circle is called the circumference of that circle.
    • An arc length $s$ is the length of the curve along the arc.
    • (a) In an angle of 1 radian; the arc lengths equals the radius $r$.
    • (b) An angle of 2 radians has an arc length $s=2r$.
  • Circles as Conic Sections

    • Sector: a region bounded by two radii and an arc lying between the radii.
    • Segment: a region bounded by a chord and an arc lying between the chord's endpoints.
  • Defining Trigonometric Functions on the Unit Circle

    • The angle $t$ (in radians) forms an arc of length $s$.
Subjects
  • Accounting
  • Algebra
  • Art History
  • Biology
  • Business
  • Calculus
  • Chemistry
  • Communications
  • Economics
  • Finance
  • Management
  • Marketing
  • Microbiology
  • Physics
  • Physiology
  • Political Science
  • Psychology
  • Sociology
  • Statistics
  • U.S. History
  • World History
  • Writing

Except where noted, content and user contributions on this site are licensed under CC BY-SA 4.0 with attribution required.