a hall is 25 m long , 10m wide, and 5m high .its walls amd washroom to be white washed from inside find total area to be white washed
Anonymous:
which r the areas to b whitewashed??
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length , l = 25 m
breadth , b = 10 m
height , h = 5 m
Total area to be white washed = Area of 4 walls = L.S.A of cuboid = 2(l+b)×h
= 2 × ( 25 + 10) × 5
= 2 × 35 × 5
= 350 m²
breadth , b = 10 m
height , h = 5 m
Total area to be white washed = Area of 4 walls = L.S.A of cuboid = 2(l+b)×h
= 2 × ( 25 + 10) × 5
= 2 × 35 × 5
= 350 m²
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