# Round table

Round table with diameter d = 105 cm is coated by square tablecloth with a side length 121 cm.

About how many cm is higher center of tablecloth than its cornes?

Result

x =  33.1 cm

#### Solution:

$u = 121 \sqrt{2} = 171.12 \ cm \ \\ x = (u-105)/2 = 33.1 \ \text{cm}$

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