t = 13cm L = 528 cm r =? (tabung)
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Pertanyaan
t = 13cm L = 528 cm r =? (tabung)
1 Jawaban
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1. Jawaban izhaltitsmine
L= pi x 2r x t
»528 = 3.14 x 2r x 13
»2r =12.94
» r=6.5