A train takes 1.5 hours to travel 525 km. Calculate the speed of the train in kilometers per hour.
2 answers:
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Answer: If the hypotenuse is 7, the other 2 sides are 0r about = 4.95
Step-by-step explanation: in a 45-45-90 triangle, the legs are equal.
a² + b² = c² . 2(a²) = 49 a² = 49/2
So find the square root of 24.5
=4.949747468 .round to 4.95