Sagot :
averag speed = (initial speed + final speed)/2
= (65 + 80)/2
= 72.5 km/h
make sure to brainliest this answer so i can notice your next question :)
averag speed = (initial speed + final speed)/2
= (65 + 80)/2
= 72.5 km/h
make sure to brainliest this answer so i can notice your next question :)