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1π=3.14 2π=6.28 3π=9.42 4π12.56 5π=15.7 6π=18.84 7π=21.98 8π=25.12 9π=28.26
10π=31.4 11π=34.54 12π=37.68 13π=40.82 14π=43.96 15π=47.1 16π=50.24 17π=53.38
18π=56.52 19π=59.66 20π=62.8
π^2=9.8596 2π^2=19.7192 3π^2=29.5788 4π^2=39.4384 5π^2=49.298 6π^2=59.1576
7π^2=69.0712 8π^2=78.8768 9π^2=88.7364 10π^2=98.596 11π^2=108.4556 12π^2=118.3152 13π^2=384.5244 14π^2=138.0344 15π^2=147.896 16π^2=157.7536
17π^2=167.6132 18π^2=3194.5104 19π^2=187.3324 12π^2=197.192
10π=31.4 11π=34.54 12π=37.68 13π=40.82 14π=43.96 15π=47.1 16π=50.24 17π=53.38
18π=56.52 19π=59.66 20π=62.8
π^2=9.8596 2π^2=19.7192 3π^2=29.5788 4π^2=39.4384 5π^2=49.298 6π^2=59.1576
7π^2=69.0712 8π^2=78.8768 9π^2=88.7364 10π^2=98.596 11π^2=108.4556 12π^2=118.3152 13π^2=384.5244 14π^2=138.0344 15π^2=147.896 16π^2=157.7536
17π^2=167.6132 18π^2=3194.5104 19π^2=187.3324 12π^2=197.192
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还有平方π,比如1²π=3.14,2²π=12.56。。20以内的,分给了15咯,快回答把看好你
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我要疯了╮(╯▽╰)╭
最后一个是20π^2= 打错了
有错了18π^2=177.4728
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