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lou1234
@lou1234
January 2021
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J'ai besoins d'aide je ne comprends rien
Exercice 1,2,3
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winner123
Verified answer
255 jours = 255 x 24 = 6 120 h
vitesse moyenne = distance / temps
560 000 000 : 6 120 =
91 503 km/h
temps du signal = distance / vitesse
218 x 10 ⁶ : 3 x 10 ⁵ = 72.66 x 10 = 726 s environ = 12 min 6 s
images = 7 h 48 + 12 min 6 s = 8 h 00 min 6 s
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Verified answer
255 jours = 255 x 24 = 6 120 hvitesse moyenne = distance / temps
560 000 000 : 6 120 = 91 503 km/h
temps du signal = distance / vitesse
218 x 10 ⁶ : 3 x 10 ⁵ = 72.66 x 10 = 726 s environ = 12 min 6 s
images = 7 h 48 + 12 min 6 s = 8 h 00 min 6 s