Question

http://tinypic.com/r/2u8zc6d/5

Using the circle below, determine the coordinates of the center and the length of the diameter.

answers:
A. Center: (2, 1), Diameter: 4
B. Center: (-2, -1), Diameter: 4
C. Center: (-2, -1), Diameter: 2
D. Center: (2, 1), Diameter: 2

Answer 1

im not sure if its C or A

Answer 2

What are the coordinates of the center?
The diameter is across the circle trhough the center.
The radius is from the center to any point on the circle.

Answer 3

the coordinates are -2 and -1
the diameter would be 4?
and the radius would be 2?

Answer 4

All correct.

Answer 5

so it would be -2, -1 with the diameter being 4?

Answer 6

Yes.

Answer 7

thanks so much.(: