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keliling roda = 2πr = 2.22/7.35= 44 x 5 = 220 cm
panjang lintasan = kel.roda x roda berputar
= 220 x 120 = 26400 cm= 264 m
= 22/7 x (2x35) x 120
= 220 x 120
= 26.400 cm = 264 m