Hitunglah keliling lingkaran yg panjang jari jarinya sebagai berikut a.14 cm
K = 2 × π × r
K = 2 × 22/7 × 14
K = 2 × 22 × (14 ÷ 7)
K = 2 × 22 × 2
K = 88 cm
[answer.2.content]K = 2 × π × r
K = 2 × 22/7 × 14
K = 2 × 22 × (14 ÷ 7)
K = 2 × 22 × 2
K = 88 cm
[answer.2.content]