What is the area of the shaded region. Radii of the circles are 7 cm and 14 cm respectively. Take
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What is the area of the shaded region. Radii of the circles are 7 cm and 14 cm respectively. Take
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Circumference of the circle is equal to 88 cm. What is the ratio of area to its circumference? Take
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O is the centre of the circle. What is the area of the shaded region if radius of the circle is 18 cm. Take
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