Irregular polygons are shapes that have sides and angles of different sizes. You can always identify the polygon by how many sides it has. For example a pentagon is always a shape that has 5 sides.

This can make it difficult for teachers and editors to identify and prevent plagiarism, as they may not be able to tell whether a given piece of text is original or copied from another source.

The student, Nathan Lam Chak-chun, who prefers using ‘she’ and ‘her’ pronouns, was forced to ... them into performing a gender they don’t identify with, it can feel like wearing a ...