Odpowiedzi

2009-09-24T21:18:02+02:00
D.
S=400m x 3okr.
t=2min.40s=160s
Sz.
V=?
W.
V=S/t
V=1200m/160
V=7,5 m/s

szybkość nie wiem jak
2009-09-24T21:45:49+02:00
3*400m=1200m w 2min 40s=160s
v=1200/160 m/s
v=120/16=60/8=30/4=15/2=7,5 m/s
1 5 1
2009-09-24T23:04:10+02:00
3*400m=1200m w 2min 40s=160s
v=1200/160 m/s
v=120/16=60/8=30/4=15/2=7,5 m/s
2 2 2