A room is 6 m long 4 m Broad and 3.5 m high find the area of the four walls also find the area of the ceiling if it cost Rs.0.25 to whitewash one diameter square of wall find the cost of white washing the four walls and the ceiling.
Pls help me find the answer.
I will mark him/her helping hand.
Answers
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Step-by-step explanation:
Area of cuboid (room) =2bh+2hl
=(2×20)+(2×24)
=88m2
Area of paper =lb
=l×0.5m
=0.5lm2
Area of cuboid = Area of paper
88=0.5l⇒l=176m
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