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The length, breadth and height of a room are 9 m, 5.6 m and 3.5 m respectively. Find the(i) area of four walls of roomi) number of tiles required to cover the floor of the room, if the size of each tile is 90 cm by 50cm. |
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Answer» A) Area of the 4 walls is th lateralSurface area = 2H (L+B)2 *3.5 (5.6+9)7 (14.6)100.2 m squareB) volume of Room / Volume of tile= 3.5*5.6*90/90*50= 0.0392 |
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