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Verified answer
Bab Bangun RuangMatematika SD Kelas VI
r = d/2
= 8/2
= 4 cm
tabung
luas permukaan = 2 x π x r x (r + t)
= 2 x 3,14 x 4 x (4 + 16)
= 25,12 x 20
= 502,4 cm²