Question

Please help immediately very confused

Answer 1

4.5units

Explanation:

arc length's formula:2πr(∆/360)

remember, 2πr: circumference of a circle:

10units according to diagram.

∆=162°

using formula, 10(162°/360)

10*162/360 : 162/36

:4.5 units.

Answer 2

4.5

Explanation:

162/360=0.45

0.45*10=4.5