Answer:

Step-by-step explanation:
we know that
The circumference of a circle is equal to

In this problem we have

substitute

Remember that
subtends the arc length of the complete circle
so
by proportion
Find the measure of the central angle for an arc length of 

Sender would be 4 x 7 divided by 15
Answer:
2 times 11 times 3511
Step-by-step explanation:
i kinda dont know what your asking but i tried

It is a function because here in case there is a value of y for x so it is a function.
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