Question

What’s the answer to this ?

Answer 1

Answer:

1.43cm

Step-by-step explanation:

I hope it helps :)

Answer 2

Arc length we start with dividing the angle by the degrees of a circle (360)
360/9 (x is 9) is 40
Then we multiple that number by the radius
40 x 9.1 is 364
Then we multiply that by 2pi
Arc length = 1.42