a room is 12.5 metre long and 8 metre wide. A square carpet of side 8 metre is on its floor find the area of the floor which is not carpeted
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Answer:
The room floor in the shape of rectangle.
Sides of room are 12.5m,8m.
Area of room floor is lenght×breadth=12.5×8=100m sq
Carpet is in the form of square.
Its side is 8m.
Area of covered by carpet is side×side (area of square)=8×8=64m sq
Area of uncovered floor is area of room -area of carpet=100m-64m=36sqm.
Hence solved
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A lane 150m long and 9m wide is to be paved with bricks each measuring 22.5cm by 7.5 cm Find the number of bricks required?
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