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Verified answer
Mapel : MatematikaBab : Bangun Ruang Sisi Lengkung (BRSL)
Tabung
Luas selimut = 2 x π x r x t
3.140 cm² = 2 x 3,14 x 10 cm x t
3.140 cm² = 62,8 cm x t
t = 3.140 cm² : 62,8 cm
t = 50 cm
Volume tabung
= π x r² x t
= 3,14 x 10 cm x 10 cm x 50 cm
= 15.700 cm³