Learn about and revise angles, lines and multi-sided shapes and their properties with this BBC Bitesize GCSE Maths Eduqas study guide.

Can be proved. In spherical geometry, straight lines describe great circles, triangles have a bulging shape, and the sum of the three corners is more than 180 degrees.

The cafe wall optical illusion posted on Twitter challenges people to figure out if the lines are straight or bend at an angle.

‘Mod Angle’: Narendra Modi’s triangle of geopolitics, Viksit Bharat, and Net Zero PM Modi's 2025 visits to the US and France reshaped India's geopolitical, economic, and climate goals into a ...

Learn about and revise angles, lines and multi-sided shapes and their properties with GCSE Bitesize OCR Maths.