Odpowiedź :
s=2.4km=2400m
t=21min=1260s
V=
[tex] \frac{s}{t} = \frac{2400}{1260} = 1.90 \frac{m}{s} [/tex]
Odpowiedź:
s=2,4km=2400m
t=21min=21*60s=1260s
v=s/t
v=2400m/1260s
v=1,9m/s
Wyjaśnienie:
s=2.4km=2400m
t=21min=1260s
V=
[tex] \frac{s}{t} = \frac{2400}{1260} = 1.90 \frac{m}{s} [/tex]
Odpowiedź:
s=2,4km=2400m
t=21min=21*60s=1260s
v=s/t
v=2400m/1260s
v=1,9m/s
Wyjaśnienie: