Odpowiedź :
Wzór
[tex]v = \frac{s}{t} [/tex]
Dane:
t = 30min = 30×60 = 1800s
s = 10,8km = 10800m
Obliczenia:
[tex]v = \frac{10800}{1800} = 6 \frac{m}{s} [/tex]
Wzór
[tex]v = \frac{s}{t} [/tex]
Dane:
t = 30min = 30×60 = 1800s
s = 10,8km = 10800m
Obliczenia:
[tex]v = \frac{10800}{1800} = 6 \frac{m}{s} [/tex]