areas

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how many squares whose area is 9cm sq. can cover a religion of a big square whose one side is 18 cm without overlapping small squares?

12 18 24 36

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2 solutions

Sunil Pradhan
Mar 25, 2014

Outer square area = 18 × 18 = 324 cm² small square area = 9 cm²

number of square = 18 × 18/9 = 36

Apoorv Pandey
Feb 21, 2014

Area of big square= 18x18=324 area of small squares=9 Therefore no. of small squares needed=324/9 =36

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