Question

If the radius of a circle is 6 inches, how long is the arc subtended by an angle measuring 70°?

Answer 1

Set up a ratio of distance to angle:

2pπ/L=360/α

360L=2πrα

L=(πrα)/180, given that α=70° and r=6 we have:

L=(420π)180

L=(21π)/9 in

L≈7.33 in

Answer 2

Answer

7/3

Step-by-step explanation: