Circle equation – Solved Problems Database

All the problems and solutions shown below were generated using the Circle equation Calculator.

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ID	Problem	Count
751	Find the center and radius of the circle $ \left(x - 1 \right)^2 + y^2 = 9 $.	2
752	Find the center and radius of the circle $ \left( x + 9 \right)^2 + \left( y + 1 \right)^2 = 36 $.	2
753	Find the center and radius of the circle $ x^2 + y^2 -10 x -6 y + 9 = 0 $.	2
754	Find the center and radius of the circle $ \left(x - 2 \right)^2 + \left( y - 2.3333 \right)^2 = 2.25 $.	2
755	Find the center and radius of the circle $ x^2 + y^2 = 75 $.	2
756	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , 0 \right)} $ and radius $ \color{blue}{ 1 }$	2
757	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( -1 , -3 \right)} $ passing throught the point $ \color{blue}{ P = \left( -4 , -6 \right) } $.	2
758	Find the center and radius of the circle $ \left( x + 9 \right)^2 + \left( y + 13 \right)^2 = 14 $.	2
759	Find the center and radius of the circle $ x^2 + y^2 + 8 x + 16 y + \frac{ 47 }{ 4 } = 0 $.	2
760	Find the center and radius of the circle $ x^2+y^2 -6 x + 4 y + 4 = 0 $.	2
761	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( 3 , -4 \right)} $ passing throught the point $ \color{blue}{ P = \left( -1 , -4 \right) } $.	2
762	Find the center and radius of the circle $ (x+4)^2+(y+2)^2=16 $.	2
763	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( -3 , 4 \right)} $ and radius $ \color{blue}{ 3 }$	2
764	Find the center and radius of the circle $ x^2+y^2 -6 x + 6 y + 14 = 0 $.	2
765	Find the center and radius of the circle $ (x+9)^2+(y-8)^2=400 $.	2
766	Find the center and radius of the circle $ x^2 + y^2 -4 x -6 y + 9 = 0 $.	2
767	Find the center and radius of the circle $ \left(x - 9 \right)^2 + \left( y - 4 \right)^2 = 36 $.	2
768	Find the center and radius of the circle $ x^2 + y^2 + 16 x + 16 y + \frac{ 47 }{ 4 } = 0 $.	2
769	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( 0 , 3 \right)} $ passing throught the point $ \color{blue}{ P = \left( 2 , 0 \right) } $.	2
770	Find the center and radius of the circle $ (x-16)^2+(y-23)^2=0 $.	2
771	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , -5 \right)} $ passing throught the point $ \color{blue}{ P = \left( 3 , 18 \right) } $.	2
772	Find the center and radius of the circle $ (x-4)^2+(y+6)^2=16 $.	2
773	Find the center and radius of the circle $ \left( x + 3 \right)^2 + \left( y + 2 \right)^2 = 4 $.	2
774	Find the center and radius of the circle $ (x-4)^2+(y+6)^2=6 $.	2
775	Find the center and radius of the circle $ (x+\frac{5}{2})^2+(y-3.742)^2=9 $.	2
776	Find the center and radius of the circle $ (x-3)^2+(y+2)^2=16 $.	2
777	Find the center and radius of the circle $ \left( x + 3 \right)^2 + \left( y + 2 \right)^2 = 10 $.	2
778	Find the center and radius of the circle $ (x-4)^2+(y+6)^2=8 $.	2
779	Find the center and radius of the circle $ (x-5)^2+(y+8)^2=80 $.	2
780	Find the center and radius of the circle $ \left(x - 4 \right)^2 + \left( y + 7 \right)^2 = 2 $.	2
781	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , 3 \right)} $ and radius $ \color{blue}{ 0 }$	2
782	Find the center and radius of the circle $ x^2 + \left( y + 12 \right)^2 = 40 $.	2
783	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 4 , 13 \right)} $ and radius $ \color{blue}{ 16 }$	2
784	Find the center and radius of the circle $ \left(x - 3 \right)^2 + \left( y + 2 \right)^2 = 16 $.	2
785	Find the center and radius of the circle $ (x-4)^2+(y+6)^2=9 $.	2
786	Find the center and radius of the circle $ x^2+y^2 -10 x -8 y + 16 = 0 $.	2
787	Find the center and radius of the circle $ (x+6)^2+y^2=150 $.	2
788	Find the center and radius of the circle $ x^2+y^2 + 12 x + 12 y -9 = 0 $.	2
789	Find the center and radius of the circle $ \left(x - \frac{ 3 }{ 2 } \right)^2 + \left( y - \frac{ 5 }{ 2 } \right)^2 = 36 $.	2
790	Find the center and radius of the circle $ x^2 + y^2 + 6 y + 16 = 0 $.	2
791	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 8 , 7 \right)} $ passing throught the point $ \color{blue}{ P = \left( 16 , 22 \right) } $.	2
792	Find the center and radius of the circle $ x^2 + y^2 + 6 x -8 y -100 = 0 $.	2
793	Find the center and radius of the circle $ x^2 + y^2 = 49 $.	2
794	Find the center and radius of the circle $ x^2 + y^2 -6 x + 8 y + 5 = 0 $.	2
795	Find the center and radius of the circle $ \left( x + 3 \right)^2 + \left( y + 1 \right)^2 = 10 $.	2
796	Find the center and radius of the circle $ (x+5)^2+(y-2)^2=9 $.	2
797	Find the center and radius of the circle $ \left( x + 3 \right)^2 + \left( y - 4 \right)^2 = 9 $.	2
798	Find the center and radius of the circle $ \left( x + 1 \right)^2 + \left( y + \frac{ 7 }{ 2 } \right)^2 = 0 $.	2
799	Find the center and radius of the circle $ x^2+y^2 + 2 x + 16 y + 1 = 0 $.	2
800	Find General equation of a circle with a center at $ \color{blue}{C = \left( -3 , 5 \right)} $ and radius $ \color{blue}{ 12 }$	2