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An airplane travels 300 mph to the East while a wind blows it to the North at 400 mph.  Determine the resultant velocity of the airplane.
in Grade 12 Physical Sciences by Diamond (50,547 points) | 62 views

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x^2 = y^2 +  z^2 (pythagorean theorem)

x^2 = (300)^2 + (400)^2

x^2 = 160000 + 90000

x^2 = 250000

x = $\sqrt{250000}$

x = 500 mph
by Wooden (1,088 points)
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x²=400²+300²

    =160000+90000

    =250000

   x=$\sqrt{250000}$

x    =500mph
by Wooden (474 points)

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