hardwick744
03.07.2020 •
Mathematics
Find the circumference of the circle round to the nearest tenth 27 m
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Ответ:
The answer is A.
Step-by-step explanation:
Recall that the area for the circumference of a circle is:
or 
, where r is the radius and d is the diameter.
We know that the diameter is 27 meters, so we can use the second equation.
Thus:
Ответ: