Answer:1.047
Step-by-step explanation:calculate the length of an arc using the formula:
s=θ/360×2×π×r
If the central angle is 20
and a circle has a radius of 3, then the length of the intercepted arc is equal to:
s=20/360×2×π×3
Taking π=3.14:
s=20/360×2×3.14×3≈1.047