Question

URGENT MATH ASSISTANCE?

Answer 1

The radius of the circle is
`r=9.06\;cm` and the length of the chord is
`L=12.7\;cm`. The angle subtended by the chord CD at the center of the circle is

`\theta =2\sin ^(-1)((12.7/2)/(9.06) )=1.553 \;rad`.

Therefore, the measure of arc CD is

`arc(CD)=r\theta=9.06*1.553=14.1 \;cm`