Answer:

Step-by-step explanation:
Answer:

Step-by-step explanation:

We can try to simplify first.

Now we can combine the like terms:

hope this helped! :)
Answer:
Center: the middle of the circle. Radius: the fixed distance from the center to any point on the circle is called the radius.
Step-by-step explanation:
The center is a fixed point in the middle of the circle; usually given the general coordinates (h, k). The fixed distance from the center to any point on the circle is called the radius.
Answer:
True
Step-by-step explanation:
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