Question

HELP DUE IN 10 MINS!

Will GIVE BRAINLEST

Answer 1

Answer:

AB= 5.582

Step-by-step explanation:

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

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

Answer 2

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