π等于多少?怎样计算?
5个回答
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到100π的值:
1π=3.14,2π=6.28,3π=9.42,4π=12.56,5π=15.7,6π=18.84,7π=21.98,8π=25.12,9π=28.26,10π=31.4
11π=35.45,12π=37.68,13π=40.83,14π=43.96,15π=47.1,16π=50.24,17π=53.38,18π=56.52,19π=59.66,20π=62.8
21π=65.94,22π=69.08,23π=72.22,24π=75.36,25π=78.5,26π=81.64,27π=84.78,28π=87.92,29π=91.06,30π=94.2
31π=97.34,32π=100.48,33π=103.62,34π=106.76,35π=109.9,36π=113.04,37π=116.18,38π=119.32,39π=122.46,40π=125.6
41π=128.74,42π=131.88,43π=135.02,44π=138.16,45π=141.3,46π=144.44,47π=147.58,48π=150.72,49π=153.86,50π=157
51π=160.14,52π=163.28,53π=166.42,54π=169.56,55π=172.7,56π=175.84,57π=172.98,58π=182.12,59π=185.26,60π=188.4
61π=191.54,62π=194.68,63π=197.82,64π=200.96,65π=204.1,66π=207.24,67π=210.38,68π=213.52,69π=216.66,70π=219.8
71π=222.94,72π=226.08,73π=229.22,74π=232.36,75π=235.5,76π=238.64,77π=241.78,78π=244.92,79π=248.06,80π=251.2
81π=254.34,82π=257.48,83π=260.62,84π=263.76,85π=266.9,86π=270.04,87π=273.18,88π=276.32,89π=279.46,90π=282.6
91π=285.74,92π=288.88,93π=292.02,94π=295.16,95π=298.3,96π=301.44,97π=304.58,98π=307.72,99π=310.86,100π=314
1π=3.14,2π=6.28,3π=9.42,4π=12.56,5π=15.7,6π=18.84,7π=21.98,8π=25.12,9π=28.26,10π=31.4
11π=35.45,12π=37.68,13π=40.83,14π=43.96,15π=47.1,16π=50.24,17π=53.38,18π=56.52,19π=59.66,20π=62.8
21π=65.94,22π=69.08,23π=72.22,24π=75.36,25π=78.5,26π=81.64,27π=84.78,28π=87.92,29π=91.06,30π=94.2
31π=97.34,32π=100.48,33π=103.62,34π=106.76,35π=109.9,36π=113.04,37π=116.18,38π=119.32,39π=122.46,40π=125.6
41π=128.74,42π=131.88,43π=135.02,44π=138.16,45π=141.3,46π=144.44,47π=147.58,48π=150.72,49π=153.86,50π=157
51π=160.14,52π=163.28,53π=166.42,54π=169.56,55π=172.7,56π=175.84,57π=172.98,58π=182.12,59π=185.26,60π=188.4
61π=191.54,62π=194.68,63π=197.82,64π=200.96,65π=204.1,66π=207.24,67π=210.38,68π=213.52,69π=216.66,70π=219.8
71π=222.94,72π=226.08,73π=229.22,74π=232.36,75π=235.5,76π=238.64,77π=241.78,78π=244.92,79π=248.06,80π=251.2
81π=254.34,82π=257.48,83π=260.62,84π=263.76,85π=266.9,86π=270.04,87π=273.18,88π=276.32,89π=279.46,90π=282.6
91π=285.74,92π=288.88,93π=292.02,94π=295.16,95π=298.3,96π=301.44,97π=304.58,98π=307.72,99π=310.86,100π=314
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π/4=1-1/3+1/5-1/7+......
π²/6=1+1/2²+1/3²+1/4²+......
π²/8=1+1/3²+1/5²+1/7²+......
π²/12=1-1/2²+1/3²-1/4²+......
π³/32=1-1/3³+1/5³-1/7³+......
π⁴/90=1+1/2⁴+1/3⁴+1/4⁴+……
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π/2=(2/1)(2/3)(4/3)(4/5)......
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4/π=1+1/(2+9/(2+25/(2+49/(2+......))))
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π²/6=1+1/2²+1/3²+1/4²+......
π²/8=1+1/3²+1/5²+1/7²+......
π²/12=1-1/2²+1/3²-1/4²+......
π³/32=1-1/3³+1/5³-1/7³+......
π⁴/90=1+1/2⁴+1/3⁴+1/4⁴+……
............................................
π/2=(2/1)(2/3)(4/3)(4/5)......
...........................................
4/π=1+1/(2+9/(2+25/(2+49/(2+......))))
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园的周长比它的直径就是丌。你可以假设园直径为1,量出园的周长数字,该数字就为兀值,它是一个带小数的无限不循环数为3.14…….
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圆周率 π 是有一个无限不循环小数。圆周率现在能精确计算到小数点后十万亿位以上,但还是不循环的。
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是个常数:3.14156--------
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