please friends give me your answer fast
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for maximum area of semicircular lawn side of square should be equal to diameter of lawn
hence 70m=diameter =2r
=>r=35cm
i. perimeter of semicircle=πr
=22*35/7
=110 m
ii. area of remaining square=area of square-area of semicircle
area= a²-πr²/2
= 70² -22*35²/7*2
= 4900-1925
= 2975 m²
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