A plane flies at vpa = 67.5 m/s relative to the air in a direction 25.0° N of E, but the wind blows northward at vag = 20.1 m/s relative to the ground. What is the plane’s velocity relative to the ground (vpg)?

Principles of Physics: A Calculus-Based Text
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ISBN:9781133104261
Author:Raymond A. Serway, John W. Jewett
Publisher:Raymond A. Serway, John W. Jewett
Chapter3: Motion In Two Dimensions
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  1. A plane flies at vpa = 67.5 m/s relative to the air in a direction 25.0° N of E, but the wind blows northward at vag = 20.1 m/s relative to the ground. What is the plane’s velocity relative to the ground (vpg)?
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