diketahui luas selimut kerucut 565,2cm² dan panjang garis pelukisnya 30cm. diameter kerucut tersebut adalah...cm
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Penjelasan dengan langkah-langkah:
L = 565,2 cm²
Garis Pelukis = 30 cm
Luas Selimut = π x r x s
Luas Selimut = π x 2d x s
565,2 cm² = 3,14 x 2d x 30 cm
2d = 6 cm
d = 3 cm
Diameternya = 3 cm