Tiles

How much you will pay CZK for laying tiles in a square room with a diagonal of 8 m if 1 m² cost CZK 420?

Correct answer:

x =  2375.88 Kc

Step-by-step explanation:

$x=420\cdot 8\mathrm{/}\sqrt{2}=2375.88\text{ Kc}=2.4\cdot 10^3\text{ Kc}$

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