Find the area of the shaded region in Fig.12.20. if radii of the two concentric circles with the center O are 7 cm and 14 cm respectively and angel aoc is 40°
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9n tha picplease give the figer I tried my best to give you ansStep-by-step explanation:
Area of ring is given as
π(R2−r2)=722×(196−49)=22×21=462area of ring sector is
360x×area of ring ⟹36040×462=51.33cm2
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