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Printable circle geometry vocabulary worksheet with 29 fill-in-the-blank definitions and word bank of circle-related terms.
Worksheet

Circle Geometry Vocabulary

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About:

This printable geometry vocabulary worksheet gives high school students 29 fill-in-the-blank definitions covering circle terminology. The word bank includes terms like arc length, central angle, tangent, inscribed angle, secant, and concentric circles. Useful for reviewing a unit on circles and circular geometry, vocabulary assessment, or test prep.

Subject:
Math
Topic:
Geometry
Grade Level:
9th – 12th Grades
Updated September 2025

Word Bank

  • adjacent arcs
  • arc
  • arc length
  • center
  • central angle
  • chord
  • chord segment
  • circle
  • circumference
  • circumscribed
  • common tagent
  • compound locus
  • concentric circles
  • congruent arcs
  • diameter
  • external secant segmant
  • inscribed
  • inscribed angle
  • intercepted arc
  • major arc
  • minor arc
  • pi (𝛑)
  • point of tangency
  • radius
  • secant
  • secant segmant
  • semicircle
  • tangent

How to Use This Worksheet

Print this worksheet for classwork, homework, or independent practice. Click 'View Worksheet' to edit questions, adjust formatting, or add your own content before downloading.

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