面积
=105*90-10来自*10*4
=9450-400
=9050cm^2
体积
=(1360问答05-10*2)(90-10*2)*10
=8商5*70*10
=59500cm^3
标签:厘米,长为
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面积
=105*90-10来自*10*4
=9450-400
=9050cm^2
体积
=(1360问答05-10*2)(90-10*2)*10
=8商5*70*10
=59500cm^3
标签:厘米,长为