设实际距离为X厘米
2:X=1:500
X=2×500
X=1000
答:实际距离1000厘米,即10米
比例1:500 图上2厘米,实际距离是多少
比例1:500 图上2厘米,实际距离是多少
图上1厘米,现实多少厘米
图上1厘米,现实多少厘米
数学人气:197 ℃时间:2020-05-31 14:36:07
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