1.

of the cifeleThe side of a square is 10 cm. Find(i) the area of the inscribed cirdle, and27.the area of the circumscribed circle. ITake t-3141crihed in a circle, find the ratio of the areas of the circle

Answer»

When it is circumscribed

the diameter will be square's side

therefore r = 5cm

area of circle = πr²= 22/7 × 5 × 5 = 78.57cm²

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when it is inscribed

the diameter will be it's diagonal

r = 5√2

area of circle = πr²= 22/7 × 5√2 × 5√2 = 157.14cm²

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