π听说过吗（六年级、上学期）11π~99π=多少如：π=3.142π=6.283π=9.42···································不是不会算,太麻烦*（还可以再加）π=3.142π就是等于6.28每一个都翻了一

Question

π听说过吗（六年级、上学期）
11π~99π=多少
如：π=3.14
2π=6.28
3π=9.42
···································不是不会算,太麻烦*（还可以再加）
π=3.14
2π就是等于6.28
每一个都翻了一倍
如此类推：3π=9.42

Answer 1

∏= 3.14
2∏= 6.28
3∏= 9.42
4∏= 12.56
5∏= 15.7
6∏= 18.84
7∏= 21.98
8∏= 25.12
9∏= 28.26
10∏= 31.4
11∏= 34.54
12∏= 37.68
13∏= 40.82
14∏= 43.96
15∏= 47.1
16∏= 50.24
17∏= 53.38
18∏= 56.52
19∏= 59.66
20∏= 62.8
21∏= 65.94
22∏= 69.08
23∏= 72.22
24∏= 75.36
25∏= 78.5
26∏= 81.64
27∏= 84.78
28∏= 87.92
29∏= 91.06
30∏= 94.2
31∏= 97.34
32∏= 100.48
33∏= 103.62
34∏= 106.76
35∏= 109.9
36∏= 113.04
37∏= 116.18
38∏= 119.32
39∏= 122.46
40∏= 125.6
41∏= 128.74
42∏= 131.88
43∏= 135.02
44∏= 138.16
45∏= 141.3
46∏= 144.44
47∏= 147.58
48∏= 150.72
49∏= 153.86
50∏= 157
51∏= 160.14
52∏= 163.28
53∏= 166.42
54∏= 169.56
55∏= 172.7
56∏= 175.84
57∏= 178.98
58∏= 182.12
59∏= 185.26
60∏= 188.4
61∏= 191.54
62∏= 194.68
63∏= 197.82
64∏= 200.96
65∏= 204.1
66∏= 207.24
67∏= 210.38
68∏= 213.52
69∏= 216.66
70∏= 219.8
71∏= 222.94
72∏= 226.08
73∏= 229.22
74∏= 232.36
75∏= 235.5
76∏= 238.64
77∏= 241.78
78∏= 244.92
79∏= 248.06
80∏= 251.2
81∏= 254.34
82∏= 257.48
83∏= 260.62
84∏= 263.76
85∏= 266.9
86∏= 270.04
87∏= 273.18
88∏= 276.32
89∏= 279.46
90∏= 282.6
91∏= 285.74
92∏= 288.88
93∏= 292.02
94∏= 295.16
95∏= 298.3
96∏= 301.44
97∏= 304.58
98∏= 307.72
99∏= 310.86