发布时间:2025-01-31 13:01:48
如上图所示,平移原图中的线段,即可得到一个长是50米,宽是30米的长方形,还剩两段g,
所以周长是:
(50+30)×2+2×10
=160+20
=180(米)
答:这座楼房平面的周长是180米.
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