The height of second new room of a village hospital is 7 m latest find the area of its four wall including doors and windows
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Given length 12 m, breadth 10 m, and height 7.5 m
Then the area of four walls =2(lh+bh)
=2(12×7.5+10×7.5)
=2(90+75)=330m
2
Then the area of four walls =2(lh+bh)
=2(12×7.5+10×7.5)
=2(90+75)=330m
2
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