A floor is 10 m long and 9 m wide. A square tile of side 3 m is laid on the floor.
How many such tiles are needed to cover the floor?
Answers
Answered by
2
Answer:
the area of the floor=lxb=90m
Area of the square tile=3x3=9
no of tiles needed to cover the floor =90÷9=10
Answered by
3
Answer:
10
Step-by-step explanation:
The area of the floor which is a rectangle = lb
= 10 × 9 = 90 cm² (in this case)
Area of the square tile = s²
= 3² (in this case)
= 9 cm²
No of tiles needed = area of floor/area of one square tile
= 90/9 = 0
∴ 10 tiles are needed
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