{"type": "article", "title": "Half Circles, Quarter Circles, and So On", "publisher": "Web Pulse", "url": "https://wpnews.pro/news/half-circles-quarter-circles-and-so-on", "original_source": "https://spader.zone/half-circles/", "published": "2022-06-22T00:00:00+00:00", "accessed": "2026-07-07", "id": "half-circles-quarter-circles-and-so-on"}