L = πR²
314 = 3,14R²
3,14R² = 314
R = √314/3,14
R = √100
R = √10²
R = 10 CM
MAKA KELILING :
K = 2πR
= (2(3,14(10)
= (6,28(10)
= 62,8 CM
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L = πR²
314 = 3,14R²
3,14R² = 314
R = √314/3,14
R = √100
R = √10²
R = 10 CM
MAKA KELILING :
K = 2πR
= (2(3,14(10)
= (6,28(10)
= 62,8 CM