TOLONG DIBANTU BUKAN DI REPORT
Volume kawat
- π × r × r × t
- 22/7 × 7 × 7 × 100
- 22 × 1 × 7 × 100
- 22 × 700
- 15.400
Berat Kawat
- 15.400 × 100 gram
- 1.540.000 gram ÷ 1.000.000
- 1,54 kg
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Penyelesaian:
Kawat nya busa di buat seperti tabung dengan ukuran:
T=1m=100cm
r=7cm
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V=Πr²×t
V=22/7×7×7×100
V=22×7×100
V=154×100
V=15.400cm³
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15.400cm³÷1.000.000
=0,0154m³
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100×0,0154
=1,54gram
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