Jawab:
21 cm
Penjelasan dengan langkah-langkah:
Volume = Luas alas (lingkaran) x tinggi
41.580 = phi x r^2 x 30
phi x r^2 = 41.580/30
22/7 x r^2 = 1.386
r^2 = 1.386 x 7 / 22
r^2 = 441
r = 21 cm
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Jawab:
21 cm
Penjelasan dengan langkah-langkah:
Volume = Luas alas (lingkaran) x tinggi
41.580 = phi x r^2 x 30
phi x r^2 = 41.580/30
22/7 x r^2 = 1.386
r^2 = 1.386 x 7 / 22
r^2 = 441
r = 21 cm