The length breadth and height of a room are 8 m, 4 m and 3 m, respectively. Find how many and quadrilaterals form the surfaces of the room. Also find the dimensions and type of each quadrilateral .
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Answer:
Correct option is A)
Total Surface Area to be white washed
=LTA+ Area of the base
=2(l+b)h+lb=2(5+4)×3+5×4m
2
=74m
2
Cost of white washing =Rs.(74×7.50)=Rs.555
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