contestada

If the radius of a circle is 10 feet, how long is the arc subtended by an angle measuring 81°? A)9π feet
B)29π feet
C)95π feetD)92π feet

Respuesta :

wolf1728
circumference = 2 * PI * radius
circumference = 2 * PI * 10

arc length = (81 / 360) * 2 * PI * 10
arc length = (1,620 / 360) PI
arc length = 4.5 PI feet

Which is not one of the choices

Answer:

9/2π feet

Step-by-step explanation: