Question

In a square shaped room 625 tiles of 20 cm by 20 cm are laid . What is the area of the room . Also find the length of the room.
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Answer 1

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125cm²

Step-by-step explanation:

125m²

length of tiles= 200cm

breadth of tiles= 20 cm

area of tiles= l×b

=200×20

=2000cm²

no of tiles in room= 625

area of room= 625×a

= 625×2000

=1250000cm²

=125m²

Answer 2

Answer:

Step-by-step explanation:

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