an area is paved with square tiles of certain size and number required is 128 .If the tiles has been 2 cm smaller each way ,200 else would that be needed to pave the same area. find the size of the largest tiles
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the given area with tiles
x, edge length of the original tile size

New tile size, x-2, area A uses 200 of these tiles.

The two area both are A.

Simplify and solve for x
x, edge length of the original tile size

New tile size, x-2, area A uses 200 of these tiles.

The two area both are A.

Simplify and solve for x
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