Question

The equation of a circle is shown below.

(x – 5)2 + y2 = 36

Which statement is true about the center of the circle?
Answer
It is located on the x-axis.
It is located on the y-axis.
It is located in the third quadrant.
It is located in the second quadrant.

Answer 1

In general, the center in the equation: \((x - h)^2 + (y - b)^2 = r^2\) is (h,b)
Here, the center co-ordinates are (5,0)
So, it is on the x-axis.

Answer 2

Cool. I have e few questiond about 'the equation of a circle'. I don't know what it means.