...边长为8厘米,你能算出其中每一块七巧板的面积吗?
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发布时间:2024-03-31 15:14
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时间:2024-08-04 15:54
s1=s2=8*8/4=16;
s3=8*(8/2)*(3/4)*(1/2)*(1/3)=4;
s4=8*(8/2)*(3/4)*(1/2)*(1/3)=8;
s5=8*(8/2)*(3/4)*(1/2)*(1/3)=4;
s6=8*(8/2)*(3/4)*(1/2)*(2/3)=8;
s7=8*(8/2)*(1/4)=8;