Exercises: Derive the Equation of a Circle and Find Center and Radius

Show your work for each problem. Express equations in standard form unless otherwise stated.

Grade 10·22 problems·~30 min·Common Core Math - HS Geometry·standard·hsg-gpe-a-1

Work through problems with immediate feedback

Fluency Practice

What is the center of the circle given by $(x + 4)^2 + (y - 1)^2 = 36$ ?

$(4, 1)$

$(-4, -1)$

$(-4, 1)$

$(4, -1)$