Menempuh jarak = 376,8 m
Roda berputar = 400 x
Jarak 400 putaran = 376,8
K roda =
K roda = 0,942
2 π r = 0,942 × 100
2 3,14 r = 94,2
r =
= 14,5
= 15 cm
Jadi, jari - jari roda tersebut adalah 15 cm
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Menempuh jarak = 376,8 m
Roda berputar = 400 x
Jarak 400 putaran = 376,8
K roda =
K roda = 0,942
2 π r = 0,942 × 100
2 3,14 r = 94,2
r =
= 14,5
= 15 cm
Jadi, jari - jari roda tersebut adalah 15 cm