Answer:
7.85 cm
Step-by-step explanation:
The circumference of a circle can be found using the following formula.

The diameter is 2.5 centimeters. Therefore, we can substitute 2.5 cm in for d.

Now, find the circumference.
- In terms of pi:



-Using 3.14 as pi



-Using 3.14159... as pi


Answer:
30
Step-by-step explanation:
i did the math lol
Step-by-step explanation:
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Answer:
-2
Step-by-step explanation: