SOLUTION: Pls help me solve this problem: the floor has an area of 72 square meters. How many tiles are needed if each tile to be used measures 10 centimeter?

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Question 455197: Pls help me solve this problem: the floor has an area of 72 square meters. How many tiles are needed if each tile to be used measures 10 centimeter?
Answer by Gogonati(855) About Me  (Show Source):
You can put this solution on YOUR website!
First we find out the area of one tile:10%2A10+cm%5E2=100cm%5E2=
0.01m%5E2.
To find how many tiles we need to cover 72m%5E2 we divide:
72%2F0.01=+7200.
Answer:We need 7200 tiles.