Area Problems
The circumference of a circle is 25 cm. Find the side of the square incribed in the circle.

21/??3 cm
23/??2
25/??2 cm
29/??3 cm

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Area Problems
The radius of a circle is increased so that its circumference increase by 5%. The area of the circle will increase by?

10.25 %
8.75 %
10 %
10.5 %

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