 lerasifr 
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                                                lerasifr 
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                                             misterpordon 
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                                                misterpordon 
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                                             hydraclaireau 
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                                                hydraclaireau 
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                                             divaevaadila 
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                                                divaevaadila 
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                                             sergeywrest51 
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                                                sergeywrest51 
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                                             010Dasha010 
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                                                010Dasha010 
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                                             12345678910446638 
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                                                12345678910446638 
                                                11.11.2020 20:10
                                             youyousiis 
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                                                youyousiis 
                                                11.11.2020 20:10
                                            
S бок= 2S = 2• 50.24= 100.48
Sбок = a ^2
a= ✓100
a= 10 a=H
V= SH= 50•10= 500см^3