# Trigonometric ratios and definitions

> Trigonometry studies the relationship between the sides and angles of triangles. This section sticks to right-angled triangles: how to name the sides relative to a chosen acute angle, and how to…

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## Full notes

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## More in Trigonometry

- [Reciprocal ratios and special angles](https://www.hlayiso.com/grade-10/mathematics/notes/trigonometry/reciprocal-ratios-and-special-angles) — Previous section
- [Two-dimensional problems](https://www.hlayiso.com/grade-10/mathematics/notes/trigonometry/two-dimensional-problems) — Next section
- [All Trigonometry sections](https://www.hlayiso.com/grade-10/mathematics/notes/trigonometry)

## Frequently asked questions

### What will I learn in "Trigonometric ratios and definitions"?

This section covers Trigonometric ratios and definitions as part of Trigonometry in Grade 10 Mathematics. You'll find clear explanations, worked examples, and key definitions aligned to the CAPS curriculum.

### Is this section aligned with the CAPS curriculum?

Yes. All notes on Hlayiso, including "Trigonometric ratios and definitions", are written against the official CAPS curriculum and ATP for Grade 10 Mathematics.

### What should I study after "Trigonometric ratios and definitions"?

Continue with the next section in Trigonometry, or test your understanding with the interactive quiz linked to this section.

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