Lena's engagement ring has a radius of 9 millimeters. What is the ring's circumference? Use 3.14 for
1 answer:
Answer:
Given - Radius of ring is 9 millimeters
To find - Circumference
Solution -
9 millimeters = 0.9 centimeters
Circumference of circle = 2 × pie × r
= 2 × 3.14 × 0.9
= 6.28 × 0.9
= 5.652
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Step-by-step explanation:
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