एक बारंबारता बहुभुज (frequency polygon) बिंदुओं को अंकित करके और उन्हें सीधी रेखाओं से जोड़कर बनाया जाता है। इन बिंदुओं को किसका उपयोग करके अंकित किया 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?