It the area of a sami circular field is 30800 sq . M.Than the perimeterof the field is (use pai =22/7) fi
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Area of semi circle =(pi*r²) /2
30800=(22/7*r²)/2
30800=22r²/14
22r²=30800*14
r=(30800*14)/22=1400*14=19600 m
Diameter =2*radius =39200 m
Perimeter of the field =pi*diameter
=) 22/7*39200
=)22*5600
=)1232 m
30800=(22/7*r²)/2
30800=22r²/14
22r²=30800*14
r=(30800*14)/22=1400*14=19600 m
Diameter =2*radius =39200 m
Perimeter of the field =pi*diameter
=) 22/7*39200
=)22*5600
=)1232 m
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