常用圆周率倍数表

常用圆周率倍数表

1X3.14 = :3.14 11 X3.14 : =34.54 25X3.14 = :78.5 2X3.14 = :6.28 12X3.14 : =37.68 36X3.14 = :113.04 3X3.14 = :9.42 13X3.14 : =40.82 49X3.14 = :153.86 4X3.14 = =12.56 14X3.14 : =43.96 64X3.14 = :200.96 5X3.14 = :15.7 15X3.14 : =47.1 81X3.14 = :254.34 6X3.14 = :18.84 16X3.14 : =50.24 100X3.14 =341

7X3.14 = :21.98 17X3.14 : =53.38

8X3.14 = :25.12 18X3.14 : =56.52

9X3.14 = :28.26 19X3.14 : =59.66

10X3.14 =31.4 20X3.14 : =62.8

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