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= K x banyak putaran
= (2 x 22/7 x56) x 200
= 352 x 200
= 7.040 cm
= 70,4 m
=22/7.(56.2)
=22/7. 112
=352 cm
krn roda berputar 200 x
maka, 352 cm.200=70400 cm
=704 m