If ABC is an arc of a circle and ∠ABC=135°, then the ratio of arc 
to the circumference is
∠ABC= 135°
ABC is an arc
Circumference= 360°
Arc = 135°
= 
= 
17
If ABC is an arc of a circle and ∠ABC=135°, then the ratio of arc to the circumference is
∠ABC= 135°
ABC is an arc
Circumference= 360°
Arc = 135°
=
=