Question

A circle is shown on the coordinate plane below.

Answer 1

What is the equation of this circle?

(x – 1)2 + y2 = 2

(x + 1)2 + y2 = 4

(x + 1)2 + y2 = 2

(x – 1)2 + y2 = 4

Answer 2

http://learn.flvs.net/webdav/assessment_images/educator_geometry_v14/pool_Geom_3641_0802_07/image0024e849df3.gif

Answer 3

uses this formula \[(x−h)^2+(y−k)^2=r^2\]
R is the radius of 2, and the give h= x , y=k {(1,0)}

Answer 4

thanks