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Angle Relationships Sim. Triangles, Exterior Angles, & Parallel Lines UNIT TEST

Angle relationships unit test with 25 questions: a vocabulary match-up, then multiple-choice items on parallel lines and transversals, triangle exterior angles and similar triangles.
Grades
Grade 8, Middle School
File type
PDF
Preparation
Print ready

Updated Oct 26, 2026

Subject
Math, Geometry
Topic
angle relationships, unit test
Resource types
Tests, Quizzes and Tests, Teacher Tools
Preparation
Print ready

About this resource

What's inside this resource

This resource was developed to ASSESS students when meeting the 8th Grade Geometry Standard below:

CCSS.math.content.8.g.a.5

Use informal arguments to establish facts about the angle sum and exterior angle of triangles, about the angles created when parallel lines are cut by a transversal, and the angle-angle criterion for similarity of triangles

In the classroom

Teaching tips & learning objectives

Learning objectives

  • Calculate missing angle measures formed by parallel lines and a transversal
  • Apply the exterior angle relationship of triangles
  • Use the angle-angle criterion to identify similar triangles

Skills covered

  • Angle vocabulary — matching terms such as alternate interior and consecutive interior angles to definitions
  • Angle calculation — finding measures from diagrams in multiple-choice items

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The Google Forms version opens from a link in the file and requires internet access and a Google account.

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Resource details

Concepts & topics

Core concepts

  • Parallel lines and transversals
  • Alternate interior angles
  • Exterior angle of a triangle
  • Angle-angle similarity
  • Supplementary and complementary angles

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