Here is a table that will help you understand. And the answer.
Answer is 11 radical 6, C.
Answer:20cm
Step-by-step explanation:
Circumference=20π
Diameter=circumference ➗ π
Diameter=20π ➗ π
Diameter=20
Diameter=20cm
Answer:
2.8 if rounded, If not rounded, 2.77
The answer would be $24.55 per oz of gold alloy so rounded up would be $25