Question

an arc of length 10 meters is formed by a centeral angle A on a circle of radius 4. The meause of A in degrees (to two decimal places) is __________.

Answer 1

Answer:

Like the other person said, the answer is 143.24

Step-by-step explanation:

Answer 2

The circumference of a circle is $2\pi r$ and it coresponds to a 360 degree angle.

The circumference of the circle is 2*4*pi=8pi m=25.12m

25.12m......360 degrees
10 m.........x degrees
x=10*360/25.12=143.31 degrees