SOLUTION: Speed of Plane A = 425 mph. Speed of Plane B = 375 mph. Both planes leave from Kansas City at the same time. Plane A flies due West. Plane B flies due South. After 3

Algebra ->  Customizable Word Problem Solvers  -> Travel -> SOLUTION: Speed of Plane A = 425 mph. Speed of Plane B = 375 mph. Both planes leave from Kansas City at the same time. Plane A flies due West. Plane B flies due South. After 3      Log On

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Question 729459: Speed of Plane A = 425 mph.
Speed of Plane B = 375 mph.
Both planes leave from Kansas City at the same time.
Plane A flies due West.
Plane B flies due South.
After 3 hours, how far is Plane A from Plane B? miles

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
Speed of Plane A = 425 mph.
Speed of Plane B = 375 mph.
Both planes leave from Kansas City at the same time.
Plane A flies due West.
Plane B flies due South.
After 3 hours, how far is Plane A from Plane B? miles
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D = r*t
Plane A is 425*3 = 1275 miles away
Find the distance of Plane B the same way.
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The 2 distances are the legs of a right triangle.