One circle has a circumference of 12 cm. Another circle has a circumference of 32 x cm. What is the ratio of the radius of the smaller circle to the radius of the larger circle?
3:8
8:3
1:3
3:1

Zack notices that segment nm and segment pq are congruent in the image below: which step could him determine if δnmo ≅δpqr by sas? (5 points) segment mo ≅ segment qr segment on ≅ segment qp ∠ n ≅ ∠ r ∠ o ≅ ∠ q