arc length = π r Ø
where r is the radius, and Ø is the central angle measured in radians
You have all the data.
In a circle with a radius of 6 m, an arc is intercepted by a central angle of 7π/4 radians.
What is the arc length?
Use 3.14 for π .
2 answers
actually, arc length = rØ
the whole circle has circumference 2πr.
the whole circle has circumference 2πr.