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
Answer:
b
Step-by-step explanation:
Answer:
10 degrees.
Step-by-step explanation:
That would be the angle whose tangent is
17.63 / 100= 0.1763.
That angle is 10 degrees.
Answer:
Interesting question. I am bad at these questions but I think it is for not standard
Step-by-step explanation:
If im wrong Im sorry
Answer:
I believe it is A. The areas of the two shaded regions are equal. .
Step-by-step explanation:
Fingers crossed.