Answer:

Step-by-step explanation:
The ratio of a circumference to its diameter is equal to an irrational number, called pi, roughly equal to 3.14, denoted by symbol

Therefore, knowing the diameter d, the circumference is equal to d*π
comfort room
Step-by-step explanation:
go to the cr and poop outside eta eta
The answer is C cause if you rotate it the shape looks different but if it had rotational symmetry it could be rotated less than 360 degrees and still look the same
The area of a circle is given by

If you want to approximate pi with 3.14, the formula becomes

Answer:
that is the simplest form
Step-by-step explanation: