Which of the following is the equation for a circle with a radius of r and center at (h, v)?

Which of the following is the equation for a circle with a radius of r and center at (h, v)?A.h2 + v2 = r2B.(x - v)2 + (y - h)2 = r2C.(x + h)2 + (y + v)2 = r2D.(x - h)2 + (y - v)2 = r2SUBMITarrow_backPREVIOUS

Which is the standard equation for a circle centered at the origin with radius r?

Which is the standard equation for a circle centered at the origin with radius r?A.x2 + y2 = r2B.x2 + y2 = rC.x2 = y2 + r2D.x + y = rSUBMITarrow_backPREVIOUS

This circle is centered at the origin, and the length of its radius is 2. What is the circle's equation?

What is the equation of the circle with center (-3.2, -2.1) and radius 4.3?