Tolong dengan langkah²ny
Penjelasan dengan langkah-langkah:
L = 4πr²
L = 4 × 22/7 × 14 × 14
L = 4 × 22 × 2 × 14
L = 88 × 28
L = 2.464 cm² ( luas 4 lingkaran )
Luas Setiap Lingkaran :
L = πr²
L = ²²/7 × 14 cm²
L = ²²/7 × 14 cm × 14 cm
L = 22 × 2 cm × 14 cm
L = 44 cm × 14 cm
L = 616 cm²
Luas 4 Lingkaran :
L = 4 × luas 1 lingkaran
L = 4 × 616 cm²
L = 2.464 cm²
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