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2 years ago

11

Find the central angle of a sector of a circle if the area of the sector and the area of the remaining part of the circle are in

the proportion 4 : 5 ( with explanation )

1 answer:

andre [41]2 years ago

8 0

Answer:

288

Step-by-step explanation:

360/5 = 72

72x4 = 288

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