腹黑萌宝财迷娘亲:长度换算

来源:百度文库 编辑:中考百科 时间:2020/04/03 05:17:07
长度8"42,宽度26 ' 11,高度21 ' 9"。
上面是哪种长度表达方式,换算成米该是多少?

8"42 = 8.42英寸 = 8.42*25.4 = 213.868mm
26 ' 11 = 26英尺11英寸 = (26*12 + 11)*25.4 = 8204.2mm = 8.2042m
21 ' 9" = 21英尺9英寸 = (31*12 + 9)*25.4 = 9677.4mm = 9.6774m

1英尺 = 12英寸
1英寸 = 25.4mm

8"42 = 8.42英寸 = 8.42*25.4 = 213.868mm
26 ' 11 = 26英尺11英寸 = (26*12 + 11)*25.4 = 8204.2mm = 8.2042m
21 ' 9" = 21英尺9英寸 = (31*12 + 9)*25.4 = 9677.4mm = 9.6774m

1英尺 = 12英寸
1英寸 = 25.4mm