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Verified answer
Kelas 8 MatematikaBab Lingkaran
Panjang lintasan
= keliling roda . putaran
= 2 . π . r . 200
= 2 . 3,14 . 25 . 200
= 31.400 cm
= 314 cm
3,14×50= 157cm/1,57m
panjang lintasan = 1,57×200=314m