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Answer» Answer: 2.perimeter=4s > 320=4s >320/4=s >80=s area of SQUARE=s*s =80*80 =6400m^2 ____________________ 3.area=l*B > 440=22*b > 440/22=b >20=b breadth=20m perimeter=2[l+b] >2[22+20] > 2*42 perimeter=84m ______________________________ 4.perimeter of rectangle=2[l+b] 100=2[35+b] 100/2=35+b 50-35=b 15=b area=l*b =35*15 =525cm^2 ____________________________ 5.area of square park=s*s =60*60 =3600m^2 area of rectangle=l*b 3600=90*b 3600/90=b 40=b Explanation: |
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