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Answer:Step-by-step explanation:the formula for calculating the perimeter of a circle (the circumference C) is: 2π * r And the area is: π * r²r is the radius.Radius is the half of the diameter. The diameter here is equal to two square. One square is 5 of side.The diameter is 10 and the radius is 5C = 2 * 3.14 * 5 = 31.4A = 3.14 * 5² = 3.14 * 25 = 78.5It is the same for the other circle

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