21. The side of a square room is 9 m, then the area of the carpet needed to cover the floor of the room is
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Answered by
2
Answer:
36 m
Step-by-step explanation:
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Answered by
2
Answer:
81m
Step-by-step explanation:
Area of a square = side×side
Carpet needed to cover the square room
= 9m×9m
= 81 m.
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