Answer: π/5 = 36°
Explanation:
The formula for the arc length of a circle is: s = r Ф (Ф must be in radians)
Given: s = 10, r = 50
s = r Ф
10 = 50 Ф
(1/5)π = Ф (We include π because it must be in radians)
Convert into degrees using the proportion π = 180°
