# Solving Problems in Two and Three Dimensions

> This section solves 2D and 3D triangles by combining right-triangle ratios, the area rule, the sine rule and the cosine rule. Sketch the situation, then draw the 2D net of every 3D pair: a vertical…

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## More in Trigonometry: Sine, Cosine and Area Rules

- [The Cosine Rule](https://www.hlayiso.com/grade-12/mathematics/notes/trigonometry-sine-cosine-and-area-rules/the-cosine-rule) — Previous section
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## Frequently asked questions

### What will I learn in "Solving Problems in Two and Three Dimensions"?

This section covers Solving Problems in Two and Three Dimensions as part of Trigonometry: Sine, Cosine and Area Rules in Grade 12 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 "Solving Problems in Two and Three Dimensions", are written against the official CAPS curriculum and ATP for Grade 12 Mathematics.

### What should I study after "Solving Problems in Two and Three Dimensions"?

Continue with the next section in Trigonometry: Sine, Cosine and Area Rules, or test your understanding with the interactive quiz linked to this section.

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