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An ice hockey player begins at one goal and skates forward at constant speed to the other goal, 54 meters away, in a time of 9 seconds. He then instantly reverses direction and and skates 27 m backwards,
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26 votes
An ice hockey player begins at one goal and skates forward at constant speed to the other goal, 54 meters away, in a time of 9

seconds. He then instantly reverses direction and and skates 27 m backwards, in an additional 6 seconds.
Considering "forwards" to be the positive direction, what is the player's total displacement and average velocity over the whole 15
seconds?

User Fommil
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20 votes
20 votes

Answer:21

Step-by-step explanation:

it is trust

User LeDYoM
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