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Geometry vocabulary test with fill-in-the-blank items on angles, polygons, lines, and basic geometric definitions for Grades 10–12.
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Geometry Vocabulary Test

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About:

This printable geometry vocabulary test for Grades 10–12 contains 18 fill-in-the-blank items with a provided word bank covering core geometric terms: angles (acute, obtuse, complementary, supplementary), polygons (regular, equilateral, equiangular, convex, concave), lines and segments, and undefined terms. Use for chapter review, vocabulary assessment, or homework reinforcement.

Subject:
Math
Topic:
Geometry
Grade Level:
10th – 12th Grades
Updated September 2025

Word Bank

  • area
  • concave
  • convex
  • equiangular polygon
  • equilateral polygon
  • perimeter
  • regular polygon
  • segment bisector
  • vertex of a polygon
  • circumference
  • congruent
  • undefined terms
  • degree
  • point
  • plane
  • line
  • acute
  • obtuse

How to Use This Worksheet

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