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Mathematics · Year 7 · Unit 3

Geometry

Year 7 Mathematics Unit 3: Geometry. 20 lessons on angle relationships, triangles, quadrilaterals, parallel lines, polygons, congruence and similarity. Aligned to NSW Stage 4.

20lessons
4assessments
8-12hstudy
Start Lesson 1 →
Triangles & Angle Basics
1
Angles, Lines, and Geometry Foundations
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2
Types of Triangles by Their Sides
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3
Types of Triangles by Their Angles
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4
The Angle Sum of Triangles
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5
Exterior Angles of Triangles
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6
Triangle Problem Solving
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7
Introducing Quadrilaterals
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Q1
Checkpoint 1, Triangles & Angle Basics
Covers Lessons 1–7
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Quadrilaterals, Parallel Lines & Polygons
8
Parallelograms and Rectangles
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9
Rhombuses, Squares, Kites and Trapeziums
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10
Angle Sum of Quadrilaterals
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11
Parallel Lines and Transversals
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12
Using Parallel Line Properties
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13
Angles in Polygons
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14
Introduction to Congruent Figures
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Q2
Checkpoint 2, Quadrilaterals, Parallel Lines & Polygons
Covers Lessons 8–14
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Congruence, Similarity & Reasoning
15
Applying Congruence
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16
Introduction to Similar Figures
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17
Finding Missing Sides in Similar Figures
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18
Geometric Reasoning: Multi-step Problems
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19
Constructions: Bisecting Angles and Lines
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20
Geometry Synthesis and Review
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Q3
Checkpoint 3, Congruence, Similarity & Reasoning
Covers Lessons 15–20
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QZ
Unit Quiz, Geometry
Comprehensive assessment covering all 20 lessons
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Unit Snapshot

20lessons
3checkpoints
1unit quiz
3topics

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Work through the lessons in order, each one builds on the last.

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