# Cyclic Quadrilaterals

> A cyclic quadrilateral is a four-sided polygon whose four vertices all lie on the same circle. That circle is the circumcircle; its centre is the circumcentre. Cyclic means a circle can be drawn…

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## Full notes

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## More in Euclidean Geometry

- [Circle Theorems — Chords & Angles](https://www.hlayiso.com/grade-11/mathematics/notes/euclidean-geometry/circle-theorems-chords-and-angles) — Previous section
- [Tangent Theorems & Riders](https://www.hlayiso.com/grade-11/mathematics/notes/euclidean-geometry/tangent-theorems-and-riders) — Next section
- [All Euclidean Geometry sections](https://www.hlayiso.com/grade-11/mathematics/notes/euclidean-geometry)

## Frequently asked questions

### What will I learn in "Cyclic Quadrilaterals"?

This section covers Cyclic Quadrilaterals as part of Euclidean Geometry in Grade 11 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 "Cyclic Quadrilaterals", are written against the official CAPS curriculum and ATP for Grade 11 Mathematics.

### What should I study after "Cyclic Quadrilaterals"?

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

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