A circle is represented by the equation below:

(x + 2)2 + (y − 4)2 = 225

Which statement is true?

The circle is centered at (−2, 4) and has a radius of 15.
The circle is centered at (2, −4) and has a diameter of 15.
The circle is centered at (2, −4) and has a radius of 15.
The circle is centered at (−2, 4) and has a diameter of 15.

Question

A circle is represented by the equation below:

(x + 2)2 + (y − 4)2 = 225

Which statement is true?

The circle is centered at (−2, 4) and has a radius of 15.
 The circle is centered at (2, −4) and has a diameter of 15.
 The circle is centered at (2, −4) and has a radius of 15.
 The circle is centered at (−2, 4) and has a diameter of 15.

snowflake0531 · Answer

$$(x-h)^2 + (y-k)^2 = r^2$$

kekeman · Answer

-h = 2 so h = -2 and -k = -4 so k=4. The center is (-2,4)

snowflake0531 · Answer

Yes that's correct, and then radius of 15