Question

The radius of the bigger circle is 5cm. The area of the shaded region is the same area as the smaller circle. What is the radius of the smaller circle

Answer 1

Answer:

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Step-by-step explanation:

π25 - area of small circle = area of shaded region(a)

π25 -a =a

π25= 2a

25/2π = a

radius = 25/2