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dedylja [7]
3 years ago
8

Can somebody please help me with question number 1

Mathematics
1 answer:
inysia [295]3 years ago
6 0

Answer:

1a: 6.283

b: 51.313

c: 285.1

Step-by-step explanation:

Area of a sector = (angle/360)πr²

1a

Area=(45/360)π(4²)=6.283

b

Area=(120/360)π(7²)=51.313

c

Area=(270/360)π(11²)=285.1

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