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A plane is to fly due north. The speed o...

A plane is to fly due north. The speed of the plane relative to the air is 200 `km//h`, and the wind is blowing from west to east at 90 `km//h`.

A

(1) The plane should head in a direction of` sin^(–1) (0.45)`

B

(2) The plane should head in a direction of `sin^(–1) (0.60)`

C

(3) The relative velocity of plane w.r.t. ground is 179` km//h `

D

(4) The relative velocity of plane w.r.t. ground is 149` km//h `

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