The length,breadth and height of the room 5m,4m,and 3m respectively. Find the cost of white washing the walls of the room and the ceiling at the rate of7.50$
per m²
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Answered by
5
ans is
{(l x b x h) - (l x b)}7.50
{(l x b x h) - (l x b)}7.50
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18
T.S.A =2(lb+bh+hl)
Area of walls=2×(bh+lh)+lb
=2×(4×3+5×3)+5×4
=2×(12+15)+20
=2×27+20
=54+20
=74m2
Cost=7.50×74
=₹555.00 or ₹555
Hope it will hlp y
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Area of walls=2×(bh+lh)+lb
=2×(4×3+5×3)+5×4
=2×(12+15)+20
=2×27+20
=54+20
=74m2
Cost=7.50×74
=₹555.00 or ₹555
Hope it will hlp y
plz mark me as brainlist
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