Circle equation
(the database of solved problems)
All the problems and solutions shown below were generated using the Circle equation Calculator.
| ID |
Problem |
Count |
| 1401 | Find the center and radius of the circle $ \left( x + 7 \right)^2 + \left( y - 9 \right)^2 = 64 $. | 3 |
| 1402 | Find the center and radius of the circle $ \left( x + 7 \right)^2 + \left( y - 1 \right)^2 = 4 $. | 3 |
| 1403 | Find the center and radius of the circle $ \left( x + 1 \right)^2 + \left( y + 2 \right)^2 = 20 $. | 3 |
| 1404 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , -9 \right)} $ and radius $ \color{blue}{ 6 }$ | 3 |
| 1405 | | 3 |
| 1406 | | 3 |
| 1407 | Find the center and radius of the circle $ x^2 + y^2 + 5 x + 3 y -\frac{ 2 }{ 3 } = 0 $. | 3 |
| 1408 | Find the center and radius of the circle $ \left( x + 4 \right)^2 + \left( y + 4 \right)^2 = 16 $. | 3 |
| 1409 | Find the center and radius of the circle $ x^2 + y^2 + 14 x -10 y + 65 = 0 $. | 3 |
| 1410 | Find the center and radius of the circle $ x^2 + y^2 + 8 x -16 y + 31 = 0 $. | 3 |
| 1411 | Find the center and radius of the circle $ x^2 + \left( y + 3 \right)^2 = 1 $. | 3 |
| 1412 | Find the center and radius of the circle $ \left( x + 1 \right)^2 + \left( y + 1 \right)^2 = 4 $. | 3 |
| 1413 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , -5 \right)} $ and radius $ \color{blue}{ 3 }$ | 3 |
| 1414 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , 2 \right)} $ and radius $ \color{blue}{ 2 \sqrt{ 3 } }$ | 3 |
| 1415 | Find the center and radius of the circle $ x^2 + y^2 + 16 x + 18 y + 141 = 0 $. | 3 |
| 1416 | Find the center and radius of the circle $ \left( x + 14 \right)^2 + \left( y + 12 \right)^2 = 0 $. | 3 |
| 1417 | Find the center and radius of the circle $ x^2 + y^2 + 6 x + 6 y + 18 = 0 $. | 3 |
| 1418 | Find the center and radius of the circle $ x^2 + y^2 + 12 x + 12 y + 28 = 0 $. | 3 |
| 1419 | Find the center and radius of the circle $ x^2 + y^2 -18 x -20 y + 117 = 0 $. | 3 |
| 1420 | Find the center and radius of the circle $ \left( x + 2 \right)^2 + y^2 = 4 $. | 3 |
| 1421 | Find the center and radius of the circle $ x^2 + y^2 -5 x -7 = 0 $. | 3 |
| 1422 | Find the center and radius of the circle $ x^2 + y^2 + 14 x + 16 y + 88 = 0 $. | 3 |
| 1423 | Find the center and radius of the circle $ x^2 + y^2 + 26 x + 6 y + 163 = 0 $. | 3 |
| 1424 | Find the center and radius of the circle $ x^2 + y^2 -14 x + 16 y + 88 = 0 $. | 3 |
| 1425 | Find the center and radius of the circle $ x^2 + y^2 + 12 x -16 y = 0 $. | 3 |
| 1426 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 6 , 5 \right)} $ and radius $ \color{blue}{ 5 \sqrt{ 2 } }$ | 3 |
| 1427 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 3 , 7 \right)} $ and radius $ \color{blue}{ 3 }$ | 3 |
| 1428 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 1 , -2 \right)} $ and radius $ \color{blue}{ 5 }$ | 3 |
| 1429 | Find the center and radius of the circle $ x^2 + y^2 -8 x -10 y + 5 = 0 $. | 3 |
| 1430 | Find the center and radius of the circle $ x^2 + y^2 -12 x + 8 y + 43 = 0 $. | 3 |
| 1431 | Find the center and radius of the circle $ \left(x - 5 \right)^2 + \left( y + 11 \right)^2 = 324 $. | 3 |
| 1432 | Find the center and radius of the circle $ \left( x + 2 \right)^2 + \left( y - 7 \right)^2 = 1 $. | 3 |
| 1433 | Find the center and radius of the circle $ x^2 + y^2 + 20 x + 20 y + 136 = 0 $. | 3 |
| 1434 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 0 , -\frac{ 8464 }{ 625 } \right)} $ and radius $ \color{blue}{ 15 }$ | 3 |
| 1435 | Find general equation of a circle with a center at $ \color{blue}{C = \left( -1 , -2 \right)} $ and radius $ \color{blue}{ 4 }$ | 3 |
| 1436 | Find the center and radius of the circle $ x^2 + y^2 + 5 x -7 y -3 = 0 $. | 3 |
| 1437 | Find the center and radius of the circle $ \left( x + 2 \right)^2 + y^2 = 4 $. | 3 |
| 1438 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( 2 , 1 \right)} $ and radius $ \color{blue}{ 10 }$ | 3 |
| 1439 | Find the center and radius of the circle $ x^2 + y^2 -4 y -5 = 0 $. | 3 |
| 1440 | Find the center and radius of the circle $ \left(x - 2 \right)^2 + \left( y - 11 \right)^2 = 9 $. | 3 |
| 1441 | Find the center and radius of the circle $ \left(x - 2 \right)^2 + \left( y - 11 \right)^2 = 81 $. | 3 |
| 1442 | Find the center and radius of the circle $ x^2 + y^2 + 2 x -8 y + 9 = 0 $. | 3 |
| 1443 | Find standard equation of a circle with a center at $ \color{blue}{C = \left( -1 , 11 \right)} $ passing throught the point $ \color{blue}{ P = \left( 4 , 16 \right) } $. | 3 |
| 1444 | Find the center and radius of the circle $ \left(x - 2 \right)^2 + \left( y + \frac{ 3 }{ 2 } \right)^2 = 49 $. | 3 |
| 1445 | Find the center and radius of the circle $ \left(x - 7 \right)^2 + \left( y - 12 \right)^2 = 100 $. | 3 |
| 1446 | Find the center and radius of the circle $ x^2 + y^2 -14 x -7 = 0 $. | 3 |
| 1447 | Find the center and radius of the circle $ \left(x - 9 \right)^2 + y^2 = 35 $. | 3 |
| 1448 | Find the center and radius of the circle $ x^2 + y^2 + 10 x + 6 y + 30 = 0 $. | 3 |
| 1449 | Find the center and radius of the circle $ x^2 + y^2 + 12 y -36 = 0 $. | 3 |
| 1450 | Find the center and radius of the circle $ x^2 + y^2 -4 x -21 = 0 $. | 3 |
