Asked by lisa
A car is driven east for a distance of 88 km, then north for 28 km, then in a direction 30 degrees east of north for 25 km. Determine the magnitude of the displacement (in kilometers) of the car from its starting point.
thanks!
thanks!
Answers
Answered by
bobpursley
add them as vectors:
displacement=88km E + 28km N + 25cos30 N + 25sin30 E.
add the n, and the e components, and add.
displacement=88km E + 28km N + 25cos30 N + 25sin30 E.
add the n, and the e components, and add.
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