Please explain some more:)
For this case we have that by definition, the circumference of a circle is given by:

Where:
d: It is the diameter of the circle
They tell us that:

Substituting:

Thus, the circumference of the circle is 55 centimeters.
Answer:
Option B
Answer:
28,130
Step-by-step explanation:
18,942+9188=28,130
Can you provide more info?