SOLUTION: #1)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 wa

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Question 328105: #1)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 and heading toward the same crossing. How far is the train from the crossing?

Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


Use Pythagoras:



or

Recognize a 3-4-5 right triangle, hence 40 meters.


John