SOLUTION: A square tile has a side of 3 cm. If a patio of 900 cm2 has to be tiled how many of these tiles will be needed?

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Question 1079604: A square tile has a side of 3 cm. If a patio of 900 cm2 has to be tiled how many of these tiles will be needed?
Answer by amfagge92(93) About Me  (Show Source):
You can put this solution on YOUR website!
Area of a tile =3*3=9cm2
area of the patio=900cm2
number of tiles=900/9=100tiles.