Respuesta :

Answer:

1 : 2,000,000

Step-by-step explanation:

1cm : 20 km  (recall 1 km = 100,000 cm)

1cm : 20 x 100,000 cm

1cm : 2,000,000 cm

hence scale is 1 : 2,000,000

Answer:

2000000

Step-by-step explanation:

its 2000000 just trust me