Answer:
1.ring
diameter:
16.9 mm
circumference:
0.666"53.16 mm
1. ring
Radius: 8mm
Diameter: 16mm
Circumference: 50.27mm
2. round water basin
Radius: 15.9cm
Diameter: 31.8cm
Circumference: 99.9cm
3. coin
Radius: 6.5mm
Diameter: 13mm
Circumference: 40.84mm
4. round clock
Radius: 15cm
Diameter: 30cm
Circumference: 94.25cm
5. round saucer
Radius: 6cm
Diameter: 12cm
Circumference: 37.7cm
Step-by-step explanation:
Hope it helps!
