# Revise: Proportion and Area of Triangles

> This section revises Grade 11 ratio, proportion, and the areas of triangles that share a height or a base. Equal altitudes put areas in the same ratio as the bases. Triangles on the same base (or…

- Page: https://www.hlayiso.com/grade-12/mathematics/notes/euclidean-geometry/revise-proportion-and-area-of-triangles

Breadcrumbs: [Home](https://www.hlayiso.com/) › [Grade 12](https://www.hlayiso.com/grade-12) › [Mathematics](https://www.hlayiso.com/grade-12/mathematics) › [Notes](https://www.hlayiso.com/grade-12/mathematics/notes) › [Euclidean Geometry](https://www.hlayiso.com/grade-12/mathematics/notes/euclidean-geometry) › [Revise: Proportion and Area of Triangles](https://www.hlayiso.com/grade-12/mathematics/notes/euclidean-geometry/revise-proportion-and-area-of-triangles)

## Full notes

This is a preview of the Revise: Proportion and Area of Triangles notes for Grade 12 Mathematics. Create a free Hlayiso account to read the full notes, practise every question and track your progress.

## More in Euclidean Geometry

- [Proportion Theorems](https://www.hlayiso.com/grade-12/mathematics/notes/euclidean-geometry/proportion-theorems) — Next section
- [All Euclidean Geometry sections](https://www.hlayiso.com/grade-12/mathematics/notes/euclidean-geometry)

## Frequently asked questions

### What will I learn in "Revise: Proportion and Area of Triangles"?

This section covers Revise: Proportion and Area of Triangles as part of Euclidean Geometry 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 "Revise: Proportion and Area of Triangles", are written against the official CAPS curriculum and ATP for Grade 12 Mathematics.

### What should I study after "Revise: Proportion and Area of Triangles"?

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

---

Hlayiso: free CAPS and IEB past papers, memos, notes and study guides for South African learners. When citing, link the page URL above, not a PDF or /api/ URL.