Circle equation
(the database of solved problems)
All the problems and solutions shown below were generated using the Circle equation Calculator.
| ID |
Problem |
Count |
| 4201 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 35 , 35 \right)} $ and radius $ \color{blue}{ 60 }$ | 1 |
| 4202 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 4 , 5 \right)} $ and radius $ \color{blue}{ 5 }$ | 1 |
| 4203 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 4 , 5 \right)} $ and radius $ \color{blue}{ 4 }$ | 1 |
| 4204 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 4 , 5 \right)} $ and radius $ \color{blue}{ 3 }$ | 1 |
| 4205 | Find the center and radius of the circle $ \left( x + 4 \right)^2 + \left( y - 4 \right)^2 = 4 $. | 1 |
| 4206 | Find the center and radius of the circle $ x^2 + y^2 + 6 x + \frac{ 85 }{ 4 } = 0 $. | 1 |
| 4207 | Find the center and radius of the circle $ x^2 + y^2 + 6 x + \frac{ 85 }{ 4 } = 0 $. | 1 |
| 4208 | Find the center and radius of the circle $ \left( x + 1 \right)^2 + \left( y - 3 \right)^2 = 24 $. | 1 |
| 4209 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 3 , -1 \right)} $ passing throught the point $ \color{blue}{ P = \left( -1 , 2 \right) } $. | 1 |
| 4210 | Find the center and radius of the circle $ x^2 + y^2 + 2 x -6 y = 0 $. | 1 |
| 4211 | Find the center and radius of the circle $ x^2 + y^2 + 2 x + 2 y -23 = 0 $. | 1 |
| 4212 | Find the center and radius of the circle $ x^2 + y^2 +y + 9 = 0 $. | 1 |
| 4213 | Find the center and radius of the circle $ \left(x - 1 \right)^2 + \left( y - 5 \right)^2 = 36 $. | 1 |
| 4214 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 2 , 8 \right)} $ and radius $ \color{blue}{ \frac{ 3 }{ 2 } }$ | 1 |
| 4215 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 0 , \frac{ 2 }{ 3 } \right)} $ and radius $ \color{blue}{ \sqrt{ 17 } }$ | 1 |
| 4216 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -3 , 5 \right)} $ passing throught the point $ \color{blue}{ P = \left( 4 , -3 \right) } $. | 1 |
| 4217 | Find the center and radius of the circle $ \left( x + 2 \right)^2 + \left( y + 9 \right)^2 = 0 $. | 1 |
| 4218 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -4 , 8 \right)} $ passing throught the point $ \color{blue}{ P = \left( 3 , 2 \right) } $. | 1 |
| 4219 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 9 , -1 \right)} $ and radius $ \color{blue}{ \frac{ 1 }{ 3 } }$ | 1 |
| 4220 | Find the center and radius of the circle $ \left(x - 1 \right)^2 + \left( y + 5 \right)^2 = 25 $. | 1 |
| 4221 | Find the center and radius of the circle $ x^2 + \left( y - 3 \right)^2 = 49 $. | 1 |
| 4222 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 2 , 4 \right)} $ passing throught the point $ \color{blue}{ P = \left( 5 , 6 \right) } $. | 1 |
| 4223 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -3 , -1 \right)} $ passing throught the point $ \color{blue}{ P = \left( -7 , -4 \right) } $. | 1 |
| 4224 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -8 , -3 \right)} $ passing throught the point $ \color{blue}{ P = \left( 3 , -7 \right) } $. | 1 |
| 4225 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , -6 \right)} $ passing throught the point $ \color{blue}{ P = \left( -12 , -4 \right) } $. | 1 |
| 4226 | Find the center and radius of the circle $ \left( x + 16 \right)^2 + \left( y + 14 \right)^2 = 2 $. | 1 |
| 4227 | Find the center and radius of the circle $ \left( x + 12 \right)^2 + \left( y + 18 \right)^2 = 1 $. | 1 |
| 4228 | Find the center and radius of the circle $ \left(x - 4 \right)^2 + \left( y - 6 \right)^2 = 0 $. | 1 |
| 4229 | Find the center and radius of the circle $ x^2 + y^2 + 4 x + 8 y = 0 $. | 1 |
| 4230 | Find general equation of a circle with a center at $ \color{blue}{C = \left( 1 , 2 \right)} $ and radius $ \color{blue}{ 3 }$ | 1 |
| 4231 | Find the center and radius of the circle $ x^2 + y^2 = 361 $. | 1 |
| 4232 | Find the center and radius of the circle $ x^2 + y^2 -8 x + 8 y + \frac{ 544 }{ 25 } = 0 $. | 1 |
| 4233 | Find the center and radius of the circle $ x^2 + y^2 -2 x -8 y -5 = 0 $. | 1 |
| 4234 | Find the center and radius of the circle $ x^2 + y^2 -4 x -8 y -5 = 0 $. | 1 |
| 4235 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( \sqrt{ 3 } , -9 \right)} $ and radius $ \color{blue}{ \sqrt{ 2 } }$ | 1 |
| 4236 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 8 , 11 \right)} $ passing throught the point $ \color{blue}{ P = \left( 12 , 8 \right) } $. | 1 |
| 4237 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( \sqrt{ 3 } , -1 \right)} $ and radius $ \color{blue}{ \sqrt{ 5 } }$ | 1 |
| 4238 | Find the center and radius of the circle $ \left( x + 16 \right)^2 + \left( y + 16 \right)^2 = 25 $. | 1 |
| 4239 | Find the center and radius of the circle $ x^2 + y^2 -x -2 y -\frac{ 11 }{ 4 } = 0 $. | 1 |
| 4240 | | 1 |
| 4241 | Find the center and radius of the circle $ x^2 + y^2 + 6 x -4 y + 17 = 0 $. | 1 |
| 4242 | Find the center and radius of the circle $ x^2 + y^2 -8 x -4 y + 11 = 0 $. | 1 |
| 4243 | Find the center and radius of the circle $ \left( x + 9 \right)^2 + \left( y - 10 \right)^2 = 5 \sqrt{ 2 } $. | 1 |
| 4244 | Find the center and radius of the circle $ \left(x - 4 \right)^2 + \left( y + 9 \right)^2 = 8 $. | 1 |
| 4245 | Find the center and radius of the circle $ \left(x - 4 \right)^2 + \left( y + 9 \right)^2 = 9 $. | 1 |
| 4246 | Find the center and radius of the circle $ x^2 + y^2 -6 x -8 y = 0 $. | 1 |
| 4247 | Find the center and radius of the circle $ \left( x + 3 \right)^2 + \left( y - 4 \right)^2 = 95 $. | 1 |
| 4248 | Find the center and radius of the circle $ \left( x + 8 \right)^2 + \left( y + 2 \right)^2 = \frac{ 5 }{ 3 } $. | 1 |
| 4249 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 8 , 2 \right)} $ and radius $ \color{blue}{ \frac{ 5 }{ 3 } }$ | 1 |
| 4250 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -5 , 25 \right)} $ and radius $ \color{blue}{ 5 }$ | 1 |
