Penjelasan dengan langkah-langkah:
√15 × √12
= √180
= 6√5
Volume tabung :
= π × r² × t
= 22/7 × (35)² × 2.000
= 3.850 × 2.000
= 7.700.000
Luas permukaan tabung :
= 2πr(r + t)
= 2(22/7)(35)(35 + 2.000)
= 2(22/7)(35)(2.035)
= 447.700
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Penjelasan dengan langkah-langkah:
√15 × √12
= √180
= 6√5
Volume tabung :
= π × r² × t
= 22/7 × (35)² × 2.000
= 3.850 × 2.000
= 7.700.000
Luas permukaan tabung :
= 2πr(r + t)
= 2(22/7)(35)(35 + 2.000)
= 2(22/7)(35)(2.035)
= 447.700
Penyelesaian :
________
maka luas permukaan tabung
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