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Mathematics · Year 10 · Unit 3

Trigonometry and Geometry

Year 10 Mathematics Unit 3: Trigonometry and Geometry. 20 lessons covering right-angled and non-right-angled trigonometry, congruence, similarity, circle geometry and geometric reasoning.

20lessons
4assessments
8-12hstudy
Start Lesson 1 →
Lessons
1
Trigonometric Ratios
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2
Finding Unknown Sides
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3
Finding Unknown Angles
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4
Applications of Trigonometry
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5
Angles of Elevation and Depression
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6
Compass Bearings
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7
Mixed Right-angled Problems
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8
Congruence of Triangles
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9
Parallel Lines and Transversals
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10
Congruence, Tests and Proofs
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11
Similarity and Scale Factors
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12
Similar Triangles, Tests and Applications
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13
Area and Volume Ratios
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14
Mixed Geometry Problems
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15
Sine Rule
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16
Cosine Rule
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17
Area of a Triangle
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18
Mixed Non-right-angled Problems
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19
Circle Geometry Theorems
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20
Trigonometry and Geometry Review
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Q1
Checkpoint 1
Right-angled Trigonometry (L1-L7)
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Q2
Checkpoint 2
Geometry (L8-L14)
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Q3
Checkpoint 3
Non-right-angled Trigonometry (L15-L20)
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QZ
Unit Quiz
Comprehensive assessment covering all 20 lessons. 15 MCQs + 3 Short Answer questions.
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Unit Snapshot

20lessons
3checkpoints
1unit quiz
4topics

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

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