The floor of a square room with sides 10m is covered completely with square tiles each of sides 20cm.how many square tiles are needed to cover the floor?
Answers
Answered by
1
Answer:
25m
Step-by-step explanation:
10m=1000cm(1m=100cm)
According to question,
1000×1000/20×20 cm
2500 cm
25 m
Answered by
1
lateral surface area is 4(side)2
400
area of square tiles is 0.16
no ofbricks 400×1oo/16
2500
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