Unit 5, Lesson 12
Exploring Circumference
Accelerated 6
Practice
Problem 1
Diego measured the diameter and circumference of several circular objects and recorded his measurements in the table.
| object | diameter (cm) | circumference (cm) |
|---|---|---|
| half dollar coin | 3 | 10 |
| flying disc | 23 | 28 |
| jar lid | 8 | 25 |
| flower pot | 15 | 48 |
One of his measurements is inaccurate. Which measurement is it? Explain how you know.
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