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1. Find the area of the shaded region in fig(i) below. If radii of the two concentric circles with centre O are 7 cm and 14 cm respectively and angle AOC = 40⁰.

2. Find the area of the shaded region in the figure below. in fig(ii) below where ABCD is a square of side 10 cm and semi-circles are drawn with each side of the square as diameter. [Use = 3.14]

3. In fig(iii), O is the centre of the circle with AC = 24 cm, AB = 7 cm and angle BOD = 90⁰. Find the area of the shaded region in the figure below. [Use = 3.14]

PLEASE ITS VERYY URGENT!!! THNX VRY MUCH..

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by AkiraYo

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