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Rudiy27
3 years ago
10

HELP DUE IN 10 MINS! Will GIVE BRAINLEST

Mathematics
2 answers:
alina1380 [7]3 years ago
8 0

Answer:

5.6

Step-by-step explanation:

the length of arc AB =

80/360 × 2× 3.14×4

= 2/9 × 3.14 × 8

= 5.58 => 5.6

Nat2105 [25]3 years ago
6 0

Answer:

AB= 5.582

Step-by-step explanation:

Centeral angle /360° = AB length/2 pi r

\frac{80}{360}  =  \frac{ab}{4}  \\ ab = 5.582

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