The floor of a room is 6m long and 4.2m wide. It has a border of 20cm laid woth green marble. The remaining floor has a white marble. Find the area covered with green and white marbles seperately

Dear student

Area of the  bigger rectangle=6×4.2=25.2m2length  of the  smaller rectangle=6-20.2m=5.6mbreadth of the smaller rectangle=4.2-20.2=3.8mSo, area of the rectangle with white marble =5.6×3.8=21.28m2So, area of the rectangle with green marble=Area of the  bigger rectangle- area of the rectangle with white marble=25.2-21.28=3.92m2
Regards

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45 is the ans
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sorry, by mistake i sent that
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45 sq cm
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