What is the standard equation of a circle given center at the origin and radius is square root of 25?

Rewrite in standard form and graph.

Given a circle in general form, determine the intercepts.

7. Determine the area of the circle whose equation is x2+y2−2x−6y−35=0.

8. Determine the area of the circle whose equation is 4x2+4y2−12x−8y−59=0.

9. Determine the circumference of a circle whose equation is x2+y2−5x+1=0.

10. Determine the circumference of a circle whose equation is x2+y2+5x−2y+3=0.

11. Find general form of the equation of a circle centered at (−3,5) passing through (1,−2).

12. Find general form of the equation of a circle centered at (−2,−3) passing through (−1,3).

Given the graph of a circle, determine its equation in general form.

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