Circle equation
(the database of solved problems)
All the problems and solutions shown below were generated using the Circle equation Calculator.
| ID |
Problem |
Count |
| 4051 | Find the center and radius of the circle $ \left( x + 4 \right)^2 + \left( y + 2 \right)^2 = 5 $. | 1 |
| 4052 | Find the center and radius of the circle $ \left(x - 4 \right)^2 + \left( y - 2 \right)^2 = 5 $. | 1 |
| 4053 | Find the center and radius of the circle $ x^2 + y^2 = 0 $. | 1 |
| 4054 | Find the center and radius of the circle $ x^2 + y^2 + 36 = 0 $. | 1 |
| 4055 | Find the center and radius of the circle $ x^2 + y^2 + 41 = 0 $. | 1 |
| 4056 | Find the center and radius of the circle $ \left( x + 1 \right)^2 + \left( y + 1 \right)^2 = 39 $. | 1 |
| 4057 | Find the center and radius of the circle $ \left( x + 12 \right)^2 + \left( y + 19 \right)^2 = 25 $. | 1 |
| 4058 | | 1 |
| 4059 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -1 , -7 \right)} $ and radius $ \color{blue}{ \sqrt{ 5 } }$ | 1 |
| 4060 | 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( -8 , 4 \right) } $. | 1 |
| 4061 | Find the center and radius of the circle $ x^2 + y^2 -2 x + 10 y + 10 = 0 $. | 1 |
| 4062 | Find the center and radius of the circle $ x^2 + y^2 -2 y -111 = 0 $. | 1 |
| 4063 | Find the center and radius of the circle $ x^2 + y^2 -10 x -2 y -124 = 0 $. | 1 |
| 4064 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -7 , 2 \right)} $ and radius $ \color{blue}{ 16 }$ | 1 |
| 4065 | 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( 0 , \frac{ 123 }{ 100 } \right) } $. | 1 |
| 4066 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -8 , 7 \right)} $ and radius $ \color{blue}{ 6 }$ | 1 |
| 4067 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -8 , 7 \right)} $ and radius $ \color{blue}{ 4 }$ | 1 |
| 4068 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 5 , -1 \right)} $ passing throught the point $ \color{blue}{ P = \left( 2 , 3 \right) } $. | 1 |
| 4069 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , 8 \right)} $ passing throught the point $ \color{blue}{ P = \left( 0 , 8 \right) } $. | 1 |
| 4070 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 5 , -15 \right)} $ passing throught the point $ \color{blue}{ P = \left( -10 , -10 \right) } $. | 1 |
| 4071 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 5 , -15 \right)} $ passing throught the point $ \color{blue}{ P = \left( 20 , -15 \right) } $. | 1 |
| 4072 | Find the center and radius of the circle $ \left(x - 6 \right)^2 + y^2 = 4 $. | 1 |
| 4073 | Find the center and radius of the circle $ \left(x - 8 \right)^2 + \left( y + 6 \right)^2 = 625 $. | 1 |
| 4074 | Find general equation of a circle with a center at $ \color{blue}{C = \left( -1 , 7 \right)} $ and radius $ \color{blue}{ 5 }$ | 1 |
| 4075 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , -7 \right)} $ and radius $ \color{blue}{ \frac{ 223 }{ 100 } }$ | 1 |
| 4076 | Find the center and radius of the circle $ x^2 + y^2 = \frac{ 4453 }{ 1000 } $. | 1 |
| 4077 | Find the center and radius of the circle $ x^2 + y^2 = 0 $. | 1 |
| 4078 | Find the center and radius of the circle $ \left(x - 13 \right)^2 + \left( y - 15 \right)^2 = 31 $. | 1 |
| 4079 | Find the center and radius of the circle $ \left( x + 4 \right)^2 + \left( y - 5 \right)^2 = 19 $. | 1 |
| 4080 | Find the center and radius of the circle $ \left( x + 12 \right)^2 + \left( y - 7 \right)^2 = 9 $. | 1 |
| 4081 | Find the center and radius of the circle $ \left( x + 8 \right)^2 + \left( y - 5 \right)^2 = 4 $. | 1 |
| 4082 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , 5 \right)} $ and radius $ \color{blue}{ 2 \sqrt{ 30 } }$ | 1 |
| 4083 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 2 , 0 \right)} $ passing throught the point $ \color{blue}{ P = \left( 12 , 13 \right) } $. | 1 |
| 4084 | Find the center and radius of the circle $ \left( x + 1 \right)^2 + \left( y - \frac{ 1 }{ 10 } \right)^2 = \frac{ 101 }{ 100 } $. | 1 |
| 4085 | Find the center and radius of the circle $ x^2 + y^2 -10 x + 6 y + 30 = 0 $. | 1 |
| 4086 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -3 , -3 \right)} $ and radius $ \color{blue}{ \frac{ 83 }{ 10 } }$ | 1 |
| 4087 | Find the center and radius of the circle $ x^2 + \left( y - 4 \right)^2 = 1 $. | 1 |
| 4088 | | 1 |
| 4089 | Find general equation of a circle with a center at $ \color{blue}{C = \left( -4 , 3 \right)} $ and radius $ \color{blue}{ 3 }$ | 1 |
| 4090 | Find the center and radius of the circle $ \left(x - 2 \right)^2 + \left( y + 3 \right)^2 = 1 $. | 1 |
| 4091 | Find the center and radius of the circle $ x^2 + y^2 -6 y = 0 $. | 1 |
| 4092 | Find the center and radius of the circle $ x^2 + y^2 + 4 x + 2 y -4 = 0 $. | 1 |
| 4093 | Find the center and radius of the circle $ \left( x + \frac{ 13 }{ 4 } \right)^2 + \left( y + \frac{ 15 }{ 4 } \right)^2 = 1 $. | 1 |
| 4094 | Find the center and radius of the circle $ x^2 + y^2 + 10 x + 8 y + 7 = 0 $. | 1 |
| 4095 | Find the center and radius of the circle $ \left(x - \frac{ 13 }{ 4 } \right)^2 + \left( y - \frac{ 13 }{ 4 } \right)^2 = 1 $. | 1 |
| 4096 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -7 , 0 \right)} $ and radius $ \color{blue}{ 7 }$ | 1 |
| 4097 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , -7 \right)} $ and radius $ \color{blue}{ 4 }$ | 1 |
| 4098 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -4 , 6 \right)} $ and radius $ \color{blue}{ 4 }$ | 1 |
| 4099 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -4 , -4 \right)} $ and radius $ \color{blue}{ 6 }$ | 1 |
| 4100 | Find the center and radius of the circle $ x^2 + y^2 -8 x + 18 y + 93 = 0 $. | 1 |
