यदि एक बंद चंक्रमण (closed traverse) में मापे गए अंतर्विष्ट कोणों (included angles) का योग सैद्धांतिक ज्यामितीय स्थिति को संतुष्ट नहीं करता है, तो उत्पन्न त्रुटि को कहा जाता है:

Which movement aimed to promote Khadi, a hand-spun and handwoven cloth native to India?

Who were prominent leaders associated with the initial phase of the Telangana Rebellion (1946-1951) against the Nizam's rule and feudal landlords?

What was the immediate trigger for the Revolt of 1857?