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think! Mathematics

Student Resources

Investigation - Corresponding Angles, Alternate Angles and Interior Angles

Investigation - Basic properties of triangle

Investigation - Properties of special quadrilaterals

Investigation - Sum of exterior angles of pentagon

Journal Writing - Area of Parallelogram

Investigation - Nature of roots of quadratic equations

Investigation - Signs of trigonometric ratios in different quadrants

Investigation - Graphs of y = sin x, y = cos x and y = tan x

Introductory Problem - Gradient of curve y = x²

Investigation - Gradient of curve y = x²

Investigation - Stationary points using First Derivative Test

Investigation - Midpoint Theorem

Journal Writing - Midpoint Theorem

Investigation - Tangent-Chord Theorem

Investigation - Relationship between Area of Square and its Length

Investigation - Graphs of quadratic functions y = ax² + bx + c

Investigation - Properties of Congruent Figures

Investigation - Pythagoras’ Theorem

Investigation - Trigonometric ratios

Investigation - Rolling a die

Investigation - Sine Rule

Investigation - Cosine Rule

Investigation - Arc Length

Investigation - Area of Sector

Investigation - Circle Symmetric Property 1

Investigation - Circle Symmetric Property 2

Investigation - Circle Symmetric Property 3

Investigation - Circle Symmetric Property 4

Investigation - Circle Angle Property 1

Investigation - Circle Angle Property 2

Investigation - Circle Angle Property 3

Investigation - Circle Angle Property 4

Problems in Real-World Contexts - Penalty Shootout

Investigation - Sine Rule

Investigation - Ambiguous Case

Investigation - Cosine Rule

Investigation - Deducing the Properties of a Perpendicular Bisector

Investigation - Deducing the Properties of an Angle Bisector

Investigation - Discovering Circle Symmetric Property 1

Investigation - Discovering Circle Symmetric Property 2

Investigation - Discovering Circle Symmetric Property 3

Investigation - Discovering Circle Symmetric Property 4

Investigation - Discovering Circle Angle Property 1

Investigation - Discovering Circle Angle Property 2

Investigation - Discovering Circle Angle Property 3

Investigation - Discovering Circle Angle Property 4

Problems in Real-World Contexts - Problem 7 (Soccer)

Investigation - Trigonometric Ratios

Problems in Real-World Contexts - Problem 4 (Soccer)

Investigation - Relationship between area of square and its length

Investigation - Graphs of quadratic functions y = ax² + bx + c

Investigation - Visualising Right Angles in 3D Figures

Investigation - Discovering How to Calculate Arc Length

Investigation - Discovering How to Calculate Sector Area

Problems in Real-World Contexts - Problem 7 (Dengue Fever)

Investigation - Visualising right angles in 3D figures

Investigation - Discovering how to calculate arc length

Investigation - Discovering how to calculate sector area

Investigation - Discovering circle symmetric property 1

Investigation - Discovering circle symmetric property 2

Investigation - Discovering circle symmetric property 3

Investigation - Discovering circle symmetric property 4

Investigation - Discovering circle angle property 1

Investigation - Discovering circle angle property 2

Investigation - Discovering circle angle property 3

Investigation - Discovering circle angle property 4

Problems in Real-World Contexts - Problem 6 (Dengue Fever)

Performance Task - Simulation Modelling

Access to extra interactive templates

Home > Student Resources > Investigation - Trigonometric ratios

Investigation - Trigonometric ratios

Click one of the following links to download and open the geometry software template.

Geogebra

Trigonometric ratios

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