Respuesta :

Answer:

1.2*[tex]10^{12}[/tex]

Explanation:

1,200,000,000 km = 1,200,000,000,000 m

To convert the distance from km to m you have to multiply by 1000:

1,200,000,000 * 1000 = 1.2*[tex]10^{12}[/tex]