Circumference = 2 * PI * radius
circumference = 2 * PI * 12.6
If the central angle is 120°, then the arc will be exactly one third of the circumference.
arc length = (2 * PI * 12.6) / 3
arc length = 8.4 PI
The square root of 25/9 is 5/3
9) C.
10)A.
11) $75
Those are all the answers that you needed.
The answer would be B.
For these, you plug in 8 where there ia a variable. 2(8)-1=15
Answer:
Here is the ans...hope it helps:)
