25-05-2022
Mathematics

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Find the area of the shade regions. Give your answer as a completely simplify exact value in terms of pie(no approximation). a=

Find the area of the shade regions Give your answer as a completely simplify exact value in terms of pieno approximation a class=

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Аноним Аноним

25-05-2022

Answer:

41.87 cm²

Step-by-step explanation:

Area of shaded region :

Area (sector of radius 7 cm) - Area (sector of 3 cm)
π × θ/360° (r₁² - r₂²)
3.14 x 120/360 (49 - 9)
3.14 x 1/3 x 40
125.6/3
41.87 cm²

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