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#### shaalaa.com | Introduction to Trigonometry part 8 (0, 90 degree ratio)

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- Values of the Trigonometric Ratios of 30, 45 and 60 - With proofs
- Trigonometric Ratios of 45°, Trigonometric Ratios of 30° and 60°,
- Trigonometric Ratios of 0° and 90° - Motivate the ratios whichever are defined at 0° and 90°