Website owner
- Owner
- Fernando Margareto
- Tax ID (NIF)
- 53604383P
- Address
- Yátova (Valencia), Spain
- info@unitcirclelab.com
- Website
- https://unitcirclelab.com
Activity
Unit Circle Lab is an informational website that offers free educational tools for trigonometry: an interactive unit circle, practice exercises, calculators and printable materials. The website is funded by advertising. No products or services are sold on it.
Intellectual property
The texts, source code, illustrations, diagrams and printable materials on this website were created by its owner, unless stated otherwise. Fonts are used under the SIL Open Font License, and their license files are published with them in the /fonts/ folder. The printables may be used as described in the Terms of Use.
Liability
The tools are offered for learning and the results are rounded. Please read the Disclaimer before relying on any result. External links are provided for convenience; the owner is not responsible for the content of other websites.
Privacy and cookies
How personal data and browser storage are handled is explained in the Privacy Policy and the Cookie Policy.
Applicable law
This website and this notice are governed by Spanish law.
Last updated: October 23, 2026