Keliling Lingkaran
2πr
2 × 3,14 × 31
6,28 × 31
194,68 cm
Penjelasan dengan langkah-langkah:
r = 31 cm
d = 2×31 = 62 cm
Keliling = π × d
Keliling = 3,14 × 62
Keliling = 188,4 + 6,28
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Keliling Lingkaran
2πr
2 × 3,14 × 31
6,28 × 31
194,68 cm
Penjelasan dengan langkah-langkah:
r = 31 cm
d = 2×31 = 62 cm
Keliling = π × d
Keliling = 3,14 × 62
Keliling = 188,4 + 6,28
Keliling = 194,68 cm