Browse by Grade: Secondary 3

Singapore · MOE Syllabus Outcomes

Secondary 3 Mathematics

This course deepens algebraic fluency and geometric intuition while introducing non-linear relationships and circle properties. Students engage in mathematical modelling to solve complex real world problems using deductive reasoning and data analysis.

6 units·15 topics·Ages 14-15
1

Algebraic Expansion and Factorisation

2 topics·Algebraic Thinking

Mastering quadratic expressions and the application of algebraic identities to simplify complex structures.

Quadratic Expressions and Identities

Exploring the expansion of algebraic products and the three fundamental algebraic identities.

Think-Pair-ShareStations Rotation
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Factorisation Techniques

Developing strategies for reversing expansion through grouping and the cross method.

Collaborative Problem-SolvingProblem-Based Learning
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2

Equations and Inequalities

3 topics·Algebraic Thinking

Solving quadratic equations and linear inequalities to model constraints in various scenarios.

Quadratic Equations

Solving equations using the factorisation method and understanding the zero product property.

Escape Room
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Linear Inequalities

Solving and representing linear inequalities on a number line.

Carousel BrainstormDecision Matrix
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Applications of Equations

Using algebraic tools to solve word problems involving real life constraints.

Problem-Based LearningGallery Walk
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3

Functions and Graphs

3 topics·Functions & Graphs

Analyzing the behavior of power functions and their visual representations on the Cartesian plane.

Quadratic Functions

Investigating the properties of parabolas including symmetry and turning points.

Decision MatrixStations Rotation
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Power and Exponential Graphs

Exploring cubic, reciprocal, and simple exponential functions.

Case Study AnalysisConcept Mapping
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Graphical Solutions

Solving equations by finding the intersection of multiple graphs.

Collaborative Problem-SolvingThink-Pair-Share
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4

Geometry of Circles

2 topics·Geometry & Measurement

Understanding the properties of chords, tangents, and angles within circles.

Angle Properties of Circles

Investigating angles at the center, circumference, and within cyclic quadrilaterals.

Gallery WalkPeer Teaching
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Tangents and Chords

Studying the perpendicular properties of tangents and chords.

Inquiry CircleStations Rotation
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5

Trigonometry and Mensuration

3 topics·Geometry & Measurement

Applying trigonometric ratios to non right angled triangles and calculating properties of sectors.

Sine and Cosine Rules

Extending trigonometry to solve for sides and angles in any triangle.

Collaborative Problem-SolvingCase Study Analysis
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Arc Length and Sector Area

Calculating parts of a circle using radian and degree measures.

Problem-Based Learning
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Applications in 3D

Solving problems involving angles of elevation, depression, and bearing in three dimensions.

Simulation GameExperiential Learning
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6

Data Analysis and Probability

2 topics·Statistics & Probability

Interpreting cumulative frequency and calculating probabilities of combined events.

Cumulative Frequency

Constructing and interpreting cumulative frequency curves and box plots.

Case Study AnalysisGallery Walk
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Probability of Combined Events

Using tree diagrams and possibility diagrams to calculate probabilities for multiple events.

Escape RoomStations Rotation
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