Question

Find the arc length, x, when
,
r= 1 and 8 = 2.5 radians.
Х
2.5
1
x = [?]

Answer 1

Answer:

x = 2.5

Step-by-step explanation:

The arc length x is calculated as

x = circumference of circle × fraction of circle

  = 2πr × $\frac{2.5}{2\pi }$ ( cancel 2π on numerator/ denominator )

x = 1 × 2.5 = 2.5