Respuesta :

Answer:

70000 cm in 7km

Explanation:

There are 1000 m and 100 cm in 1 m in 1 km, so to find how many cm are in 7 km you need to do 10000 x 7.  You get 70000

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Answer:

700000cm

Explanation:

1 km consists of 1000m and 1 m consists of 100 cm so 7×1000×100=700000cm