A train travels at an average speed of 35m/s. workout the time it takes to travel 225km?
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Okay so first, area is length times width, so 1/4x*x would be first = 1/4(x^2)=64. Then area or x = 16 or -16
perimeter would be width times two plus length times two. I recommend using math papa to calculate these numbers.
perimeter would be width times two plus length times two. I recommend using math papa to calculate these numbers.