how many bricks will be required to construct a wall 10m long, 6m high and 22.5m thick if each brick measures 25cm*12cm*9cm
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500,000 bricks will be needed
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the area of the rectangular wall=2h(l+b)=2*6(10+22.5)=12*32.5m2=390m2
the area of each brick= 2(lb+bh+hl)=2(25*12+12*9+9*25)=1266/10000=0.1266m2
the no of bricks =390/0.1266=3080
the area of each brick= 2(lb+bh+hl)=2(25*12+12*9+9*25)=1266/10000=0.1266m2
the no of bricks =390/0.1266=3080
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