2.9"即是幾多CM?

2007-01-06 1:06 am

如題，請例明要倍大多少。

回答 (8)

2007-01-06 1:10 am

✔ 最佳答案

1 inch = 2.54cm
2.9 inch = 2.9 x 2.54 = 7.366cm

http://www.onlineconversion.com/length_common.htm

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2007-01-06 1:12 am

2.9 x 2.5cm = 7.25cm

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2007-01-06 1:12 am

1吋等於2.54cm..
so..1cm=1/2.54 = 0.39吋
2.9吋 = 2.9 x 2.54cm = 7.366cm

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2007-01-06 1:11 am

3cm-0.1cm=2.9cm

ok?

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2007-01-06 1:11 am

7.366cm

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2007-01-06 1:10 am

2.9 x 2.54=7.366cm

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2007-01-06 1:10 am

1"=2.54cm
2.9" = 2.54 x 2.9 = 7.366cm

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2007-01-06 1:09 am

２．９”＝７．２５cm
（１”＝２．５cm)

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