The area of a square field is 24200 sq m. How long will a gentleman take to cross the field diagonally at the rate of 4.4 km/h?
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Area of square field=24200m^2
Which is also equal to the square of side of square... so, 24200=a^2
by sq root on both side ,a=155.56m
diagonal of square=√2a=219.99m
total distane he moved=219.99m
speed=4.4km/h=1.22m
time=distance÷speed
t=219.99/1.22
180.31 seconds
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