Parallel lines in shapes can form corresponding and alternate angles. You can use these properties to find missing angles. Part of Maths Angle, symmetry and transformation ...

If you have forgotten your basic geometry, parallel lines are represented by the little squares you see above, which signify 90-degree angles. Here’s the catch, non-Euclidean geometry does not ...

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

A crow’s math skills include geometry Crows in a lab were able to distinguish shapes that exhibited right angles, parallel lines, and symmetry, suggesting that, like humans, they have a special ...

Crows are so smart, they can actually do geometry. By Joshua Hawkins. Published May 4th, 2025 9:02AM EDT. ... detecting differences based on right angles, parallel lines, and symmetry.