b) 8 m and 9 m. find the number of square tiles of sides 6 cm needed to fit in a rectangular region whose length and breadth are :
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Answer:
Answer
Length and Breadth of each rectangular tile are 12 cm,5 cm
Area of each tile =12×5=60 cm
2
Length and Breadth of rectangular region are 70 cm,36 cm
Area of rectangular region =70×36=2520 cm
2
Required number of tiles =
60
2520
=42 tiles
Step-by-step explanation:
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Step-by-step explanation:
length of rectangle = 8m
breadth = 9m
area of rectangular region = l x b
= 8m x 9m
= 72m square
= 7200 cm square
side of square tile= 6cm
area of suare tile = 6cm x 6cm = 36 cm square
no. of tiles fit in the rectangular field = {area of rectangulr field} / {area of tiles}
= {7200cm} / {36cm}
= 200
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