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The area of the quadrant of a circle whose circumference is 22 cm, will be:
Let the radius of the circle = r
Circumference of the circle = 22 cm
$$\Rightarrow$$ $$2\pi r=22$$
$$\Rightarrow$$ $$2\times\frac{22}{7}\times r=22$$
$$\Rightarrow$$ $$r=\frac{7}{2}$$ cm
$$\therefore\ $$Area of the quadrant of the circle $$=\frac{1}{4}\times\pi\ r^2$$
$$=\frac{1}{4}\times\frac{22}{7}\times\ \left(\frac{7}{2}\right)^2$$
$$=\frac{77}{8}$$
$$=$$ 9.625 cm$$^2$$
Hence, the correct answer is Option D
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