The side of the square is 5 cm. Calculated the radius of the circle equal to the given square.

univerkov | January 1, 2021 | education

Determine the area of a square with a side of 5 cm.
Squad = AB2 = 52 = 25 cm2.
By condition, a circle and a square are equal, that is, their areas are equal.
Then Scr = Squad = 25 cm2.
Scr = π * R2 = 25.
R2 = 25 / π = 7.96.
R = 2.8 cm.
Answer: The radius of the circle is 2.8 cm.

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