tentukan alas dan selimut tabung jika memiliki diameter 14cm dan tinggi 30cm
Kelas: 6
Bantu Pls
Kelas: 6
Bantu Pls
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Jawaban dan langkah langkah:
d = 14
= 14 : 2
r = 7 cm
t = 30 cm
Luas alas tabung = π x r²
= 22/7 x 7 x 7
= 154 cm²
Jadi, Luas alas tabung 154 cm²
Luas selimut tabung = 2 x π x r x t
= 2 x 22/7 x 7 x 30
= 2 x 660
= 1.320 cm²
Jadi, Luas selimut tabung 1.320 cm²
Mapel : MTK
Kelas : 6
Maaf kalo salah kak :)