Jawabanmu

2014-03-11T17:55:03+07:00
2014-03-11T17:57:31+07:00
AT=T2-T1 =100°C-0°C=100°C A =Lt-Lo : Lo×AT A =200,24cm-200cm : 200 cm × 100°c A =0,024cm :20.000 = 0,000012
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