Find the

Find the length of the side of the square ABCD, which is inscribed to a circle k with a radius of 10 cm.

Correct answer:

a =  14.1421 cm

Step-by-step explanation:

r=10 cm u=2 r=2 10=20 cm  a2+a2=u2  a=u/2=20/2=10 2=14.1421 cm

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