bonsoir
365.25 jours = 1 an + 0.25 x 24 = 1 an 6 h
365 x 3 600 x 24 = 31536000 s
6 h = 6 x 3600 = 21 600 s
31 557 600 s = 3.15576 x 10 ⁷ s
Bonsoir
365 ,25 jours =( 365×24)+(0,25×24)=8760+6=8766 h
Un heure = 3600 secondes
Donc 8766×3600=31 557 600 sec ou 3,15576×10⁷
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Verified answer
bonsoir
365.25 jours = 1 an + 0.25 x 24 = 1 an 6 h
365 x 3 600 x 24 = 31536000 s
6 h = 6 x 3600 = 21 600 s
31 557 600 s = 3.15576 x 10 ⁷ s
Verified answer
Bonsoir
365 ,25 jours =( 365×24)+(0,25×24)=8760+6=8766 h
Un heure = 3600 secondes
Donc 8766×3600=31 557 600 sec ou 3,15576×10⁷