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一个长方形花坛长七米,宽五米,现要距花坛周围一米外围上栅栏,栅栏至少应该长多少米? - 11问答网

一个长方形花坛长七米,宽五米,现要距花坛周围一米外围上栅栏,栅栏至少应该长多少米?

如题所述

第1个回答  2019-09-16
(7+2)×2+(5+2)×2
=18+14
=32(米)
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