2 Answers

Cyprien Autexier · Answer 1 · 2021-08-14T08:31:00+0000

Answer:

The circumference of the entire circle is

✔ 28.26

π in.

The sector is

✔ 1/3

of the circle.

The arc length is

✔ 9.42

π in.

Explanation:

UnsafePtr · Answer 2 · 2021-08-15T02:03:13+0000

We know that...

arc length = radius x central angle in radians

radius = arc length/central angle in radians

120° = 2π/3 radians

radius = 56π/(2/3π) = 84 units

answer: 84 units

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