jari jari :: 2× π × r × t
2,512 :: 2 × 3,14 × r × 25
2,512 :: 6,28 × r × 25
2,512 :: 157×r
r = 2,512 : 157 :: 16 cm
jawaban = c. 16
makasi
r = Ls : (2 x π x t)
r = 300 : (2 x 22/7 x 10)
r = 300 : 62,85
r = 4,77 cm
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Verified answer
jari jari :: 2× π × r × t
2,512 :: 2 × 3,14 × r × 25
2,512 :: 6,28 × r × 25
2,512 :: 157×r
r = 2,512 : 157 :: 16 cm
jawaban = c. 16
makasi
r = Ls : (2 x π x t)
r = 300 : (2 x 22/7 x 10)
r = 300 : 62,85
r = 4,77 cm