# Answer to Question #22572 in Geometry for meena

Question #22572

flor of a square room of side 10metres is to be completely covered with square tiles,each having length 50cm .the smallest number of tiles need is?

Expert's answer

Numberof tiles per 1 side:

n = 10 metres/50cm = 10/0.5 = 20

Therefore total numberof tiles:

N = n*n = 20*20 = 400

Answer: 400

n = 10 metres/50cm = 10/0.5 = 20

Therefore total numberof tiles:

N = n*n = 20*20 = 400

Answer: 400

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