Can u plz tell 12 th or 13 th
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Area of rectangle=l*b. 80cm
80/100=0.8
Area =1.6*0.8
Area=1.28 m square
Area of circle =3.14*r*r
Area=3.14*.20*.20. 20/100=0.2
Area=3.14*0.04
Area=1.256 m square
so there are three circles cut out =3*1.256
0.3768 m square
left part=1.28-0.3768
=0.9032 m square
80/100=0.8
Area =1.6*0.8
Area=1.28 m square
Area of circle =3.14*r*r
Area=3.14*.20*.20. 20/100=0.2
Area=3.14*0.04
Area=1.256 m square
so there are three circles cut out =3*1.256
0.3768 m square
left part=1.28-0.3768
=0.9032 m square
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