Question

The center of circle a is at a point (3,1). if the point (3,5) is on a circle, which of the following points is also on the circle?

1.(5,3)
2.(7 ,1)
3.(3 ,-5)
4.(-3 ,1)

Answer 1

3. (3,-5)

Explanation:

this is that if the circle is at a point (3,1). that means that the point (3,5) is on the circle but not the point.so surely (3,-5) must be there.

Hope this answer will help