2 minute is taken to travel the diagonal of square field at 3km/hour.calculate the area of field?
Choose the correct choice from the following answers:	A) 25 are	B) 30 are	C) 50 are	D) 60 are	E) 45 are
speed of man=[3*5/18] m/sec.=5/6 m/sec., distance travel in 2 minute={5/6*2*60} m.=100 m.   diagonal of square field=100 m   area of field=1/2*diagonal^2=[1/2*100*100] sq.m=5000 sq.m=5000/100= 
<gadget id="calculator">5000/100</gadget>
<output>50</output>
50 are(1 are=100 sq. m)   answer 50 are
<result>C</result>
2 minute is taken to travel the diagonal of square field at 3km/hour.calculate the area of field?