the area of four walls of a room is 240 m square if the length of a room is thrice its breadth and the height is 2 m find the area of a Floor
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l = 3b
2(l+b)h= 240
2(3b+b)2=240
2(4b)2=240
16b=240
b=240/16
b=15-----------------1
l=3b=3×15=45-----------2
From 1 and 2
lb= 15×45=675m2
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2(l+b)h= 240
2(3b+b)2=240
2(4b)2=240
16b=240
b=240/16
b=15-----------------1
l=3b=3×15=45-----------2
From 1 and 2
lb= 15×45=675m2
MARK IT AS ⭐BRAINLIEST⭐
PLEASE PLEASE PLEASE!
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