在一个正方形池塘四周种树,四个顶点都种有一棵,这样每边都种25棵树。池塘四周共种树多少棵?

2025-02-09 10:27:47
推荐回答(5个)
回答1:

池塘四周共种树96棵。

根据题意,在一个正方形池塘四周种树,四个顶点都种有一棵,

四个顶点各有一棵,那么4*1=4,顶点共4棵,

每条边都占有2个角,每边都种25棵树,

那么每边除去2个角,有25-2=23棵

池塘四周共种树23*4+4=96棵

扩展资料:

此类问题属于数学中经典的植树问题。

在封闭线路上植树,棵数与段数相等,即:棵数=间隔数。

在正方形线路上植树,如果每个顶点都要植树。则棵数=(每边的棵数-1)×边数。

植树问题公式:

(两端都植) :距离÷间隔长 +1=棵数

间隔长×(棵树-1 )=全长

(只植一端) :距离÷间隔长=棵数

(两端都不植) :距离÷间隔长-1=棵数

回答2:

(25-1)×4=96(棵)
答:四周种96棵树。

回答3:

(25-2)x4+4
=92+4
=96棵

回答4:

这样种树,池塘四周一共种98棵树。

回答5:

(25-2)×4+4
=23×4+4
=92+4
=96棵

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