SOLUTION: 90. Avoiding a collision. A car is traveling on a road that is perpendicular to a railroad track. When the car is 30 meters from the crossing, the car’s new collision detector war
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Question 57977: 90. Avoiding a collision. A car is traveling on a road that is perpendicular to a railroad track. When the car is 30 meters from the crossing, the car’s new collision detector warns the driver that there is a train 50 meters from the car heading toward the same crossing. How far is the train from the crossing
Ans: \/50^2-30^2
=\/2500-900
=\/1600
=40 meters Answer by jaya_rohith1@yahoo.com(33) (Show Source):
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