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= 22/7 x 14
= 44cm
banyakbya roda berputar =
lintasan : K.roda
3080 cm : 44cm
70 kali
= 22/7 x 28
= 88 cm
banyak putaran = pjg lintasan/ keliling
= 3080/ 88
= 35 kali
semoga membantu ya :)