Journey
Charles and Eva stand in front of his house. Charles went to school south at a speed of 5.4 km/h, and Eva went to the store on a bicycle eastwards at 21.6 km/h. How far apart are they after 10 minutes?
Correct answer:

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See also our trigonometric triangle calculator.
You need to know the following knowledge to solve this word math problem:
geometryarithmeticplanimetricsUnits of physical quantitiesthemes, topicsGrade of the word problem
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