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Trigonometry

UL LC Trigonometry Notes
Short Revision Notes

Pythagoras (c. 570–495 BC)

Portrait of Pythagoras

Pythagoras was an ancient Greek mathematician and philosopher best known for the theorem which bears his name: in a right-angled triangle, the square of the hypotenuse equals the sum of the squares of the other two sides. His ideas laid the foundations for trigonometry, Euclidean geometry and the distance formula — concepts used throughout the Leaving Certificate syllabus.

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1. Solution
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2. Solution
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3. Solution
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4. Solution
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9. Solution
Printable Revision Solutions

Trigonometry - Need to solve triangles, derive identities and understand graphs.

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Pythagoras in 3D!
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Trigonometric Graphs

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8 Trigonometric Proofs on the Syllabus - See Revision Notes

Trigonometric Identities

trigonometric_proofs_1-2.pdf
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trigonometric_proofs_3-4.pdf
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trigonometric_proofs_5-7.pdf
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trigonometric_proof_9.pdf
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Syllabus - Trigonometry

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Foundation Level
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Ordinary and Higher Levels

Appendix - Trigonometric Formulae


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