DSSSB TGT c9piapprox — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice DSSSB TGT c9piapprox in the app →Per NCERT, what is the value of the C/D ratio (circumference ÷ diameter) for a circle?Per NCERT, who first DENOTED the C/D ratio with the Greek symbol π — and after which Greek word for 'perimeterPer NCERT, what is the MĀDHAVA infinite series formula for π that birthed calculus?Per NCERT, what does it mean to say that π is an IRRATIONAL number?Per NCERT, ZU CHONGZHI's 'Close Ratio' (Milü) approximation of π is which fraction — accurate for over 800 yeaPer NCERT, ĀRYABHAṬA (499 CE) gave a value for π and described it as 'āsanna' — what does that word indicate aPer NCERT, which approximate value did BRAHMAGUPTA (628 CE) suggest for π — chosen for mathematical elegance ePer NCERT, ARCHIMEDES of Syracuse (250 BCE) 'trapped' π between two values — using what method?Per NCERT, in what year is Pi Day celebrated annually in North America — based on the digits 3.14?Per NCERT, the digits of π that match 'How I wish I could recollect pi' (counting letters per word) are which Per NCERT, when we write π ≈ 22/7, what does this notation MEAN exactly?Per NCERT's discussion of why π is BIGGER than 3 (Mesopotamian observation, c. 1900 BCE), what shape did they