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Trigonometry Problem - Length of a Side

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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?

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Solution Summary

The solution gives the details of computing the length of side of a triangle given the other two side based on Pythagoras theorem.

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