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circles of radii vs circles of radius

Both phrases are correct, but they are used in different contexts. 'Circles of radii' is used when referring to multiple circles with different radii, while 'circles of radius' is used when talking about multiple circles with the same radius.

Last updated: March 25, 2024

circles of radii

This phrase is correct and commonly used when referring to multiple circles with different radii.

This phrase is used when talking about a collection of circles, each with its own specific radius. It is the plural form of 'circle of radius.'

Examples:

  • The Venn diagram consists of circles of different radii.
  • The circles of radii 3, 5, and 7 intersect at a single point.
  • In the geometric figure, there are circles of various radii.
  • The software allows you to create circles of different radii.
  • The circles of radii 2 and 4 are tangent to each other.

Alternatives:

  • circles with different radii
  • circles having various radii
  • circles of varying radii
  • circles with distinct radii
  • circles with diverse radii

circles of radius

This phrase is correct and commonly used when referring to multiple circles with the same radius.

This phrase is used when discussing a group of circles that all share the same radius. It is the plural form of 'circle of radius.'

Examples:

  • The circles of radius 5 are evenly spaced on the grid.
  • In the design, there are circles of radius 10 surrounding the central circle.
  • The circles of radius 3 are colored in red.
  • The circles of radius 8 are arranged in a circular pattern.
  • The circles of radius 2 overlap each other.

Alternatives:

  • circles with the same radius
  • circles having a common radius
  • circles with identical radii
  • circles with a uniform radius
  • circles sharing a radius

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