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High school geometry vocabulary test with fill-in-the-blank questions on angles, polygons, and geometric definitions, plus word bank.
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Geometry Vocabulary Test: Angles and Polygons

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About:

This printable geometry vocabulary test for Grades 10–12 includes 18 fill-in-the-blank problems on foundational geometry concepts: angles (acute, obtuse, vertical, complementary, supplementary), polygons (regular, convex, concave, equilateral, equiangular), and undefined terms (point, line, plane). A word bank with 18 matching terms is provided. Suitable for unit assessment, vocabulary review, or test prep.

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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