An 80-km/h airplane caught in a 60-km/h crosswind has a resultant speed of
A)60 km/h.
B)80 km/h.
C)100 km/h.
D)141 km/h.

Name: An 80-km/h airplane caught in a 60-km/h crosswind has a resultant speed of A)60 km/h. B)80 km/h. C)100 km/h. D)141 km/h.
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Question

Quizplus · Accepted Answer

The resultant speed can be found using the Pythagorean theorem, since the airplane's speed and the crosswind are perpendicular to each other: sqrt((80^2) + (60^2)) = 100 km/h.

An 80-Km/h Airplane Caught in a 60-Km/h Crosswind Has a Resultant