The circumference of a circle is 22cm. The area of its quadrant `(inc m^2)` is: `(77)/2` (b) `(77)/4` (c) `(77)/8` (d) `(77)/(16)`

Explanation

Let the radius of the circle be r.

Now,

Circumference =22



`Rightarrow 2 pi r=22 `

`Rightarrow r=frac{22 times 7}{44}=frac{7}{2} {cm}`


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