Circle equation

(the database of solved problems)

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

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ID	Problem	Count
2251		2
2252	Find the center and radius of the circle $ \left( x + 7 \right)^2 + \left( y + 4 \right)^2 = 16 $.	2
2253	Find the center and radius of the circle $ \left(x - 3 \right)^2 + \left( y - 4 \right)^2 = 25 $.	2
2254	Find the center and radius of the circle $ x^2 + y^2 + 3 x + 3 y + 48 = 0 $.	2
2255	Find the center and radius of the circle $ x^2 + y^2 + 3 x + 3 y -48 = 0 $.	2
2256	Find the center and radius of the circle $ x^2 + y^2 -20 x -20 y + 136 = 0 $.	2
2257	Find the center and radius of the circle $ x^2 + y^2 -14 x -4 y + 47 = 0 $.	2
2258	Find the center and radius of the circle $ x^2 + y^2 + 16 x -2 y + 79 = 0 $.	2
2259	Find the center and radius of the circle $ \left( x + 16 \right)^2 + \left( y - 2 \right)^2 = 79 $.	2
2260	Find the center and radius of the circle $ \left( x + 10 \right)^2 + \left( y + 12 \right)^2 = 0 $.	2
2261	Find the center and radius of the circle $ x^2 + y^2 -10 x + 12 y = 0 $.	2
2262	Find the center and radius of the circle $ x^2 + y^2 -8 x -2 y = 0 $.	2
2263	Find the center and radius of the circle $ x^2 + y^2 -2 x -3 y -2 = 0 $.	2
2264	Find the center and radius of the circle $ \left(x - 3 \right)^2 + \left( y + 5 \right)^2 = 6 $.	2
2265	Find general equation of a circle with a center at $ \color{blue}{C = \left( 4 , -1 \right)} $ and radius $ \color{blue}{ 3 }$	2
2266	Find the center and radius of the circle $ x^2 + y^2 -2 x + 2 y -2 = 0 $.	2
2267	Find the center and radius of the circle $ x^2 + y^2 -14 x + 16 y -31 = 0 $.	2
2268	Find the center and radius of the circle $ x^2 + y^2 -12 x -85 = 0 $.	2
2269	Find the center and radius of the circle $ x^2 + y^2 -18 x -2 y + 62 = 0 $.	2
2270	Find the center and radius of the circle $ x^2 + y^2 -8 x -y -124 = 0 $.	2
2271	Find the center and radius of the circle $ \left( x + 3 \right)^2 + \left( y - 6 \right)^2 = 16 $.	2
2272	Find the center and radius of the circle $ x^2 + \left( y + 7 \right)^2 = 12 $.	2
2273	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , 7 \right)} $ and radius $ \color{blue}{ 6 }$	2
2274	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 0 , 0 \right)} $ and radius $ \color{blue}{ 8 }$	2
2275	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 4 , 4 \right)} $ and radius $ \color{blue}{ 5 }$	2
2276	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -3 , 0 \right)} $ and radius $ \color{blue}{ 7 }$	2
2277	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 4 , 0 \right)} $ and radius $ \color{blue}{ 5 }$	2
2278	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -4 , -4 \right)} $ and radius $ \color{blue}{ 0 }$	2
2279	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 0 , -2 \right)} $ and radius $ \color{blue}{ 3 }$	2
2280	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 4 , 4 \right)} $ and radius $ \color{blue}{ 7 }$	2
2281	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , -2 \right)} $ and radius $ \color{blue}{ 2 }$	2
2282	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , -6 \right)} $ and radius $ \color{blue}{ 2 }$	2
2283	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 9 , -6 \right)} $ and radius $ \color{blue}{ 1 }$	2
2284	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 2 , -2 \right)} $ and radius $ \color{blue}{ 1 }$	2
2285	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , 5 \right)} $ and radius $ \color{blue}{ 4 }$	2
2286	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 5 , 4 \right)} $ and radius $ \color{blue}{ 1 }$	2
2287	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -6 , -3 \right)} $ and radius $ \color{blue}{ 2 }$	2
2288	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , -1 \right)} $ and radius $ \color{blue}{ 3 }$	2
2289	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -1 , -1 \right)} $ and radius $ \color{blue}{ 7 }$	2
2290	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , -7 \right)} $ and radius $ \color{blue}{ 1 }$	2
2291	Find the center and radius of the circle $ x^2 + \left( y - \frac{ 9 }{ 2 } \right)^2 = 81 $.	2
2292	Find the center and radius of the circle $ \left( x + \frac{ 4 }{ 3 } \right)^2 + y^2 = 36 $.	2
2293	Find the center and radius of the circle $ x^2 + y^2 = 100 $.	2
2294	Find the center and radius of the circle $ \left( x + 6 \right)^2 + \left( y + \frac{ 20 }{ 3 } \right)^2 = 127 $.	2
2295	Find the center and radius of the circle $ \left(x - 6 \right)^2 + \left( y - 2 \right)^2 = 64 $.	2
2296	Find the center and radius of the circle $ \left( x + 2 \right)^2 + \left( y + 5 \right)^2 = 16 $.	2
2297	Find the center and radius of the circle $ \left(x - 6 \right)^2 + \left( y - 7 \right)^2 = 1 $.	2
2298	Find the center and radius of the circle $ x^2 + \left( y + 4 \right)^2 = 10 $.	2
2299	Find the center and radius of the circle $ x^2 + y^2 + 10 x + 10 y + 14 = 0 $.	2
2300	Find the center and radius of the circle $ \left(x - 3 \right)^2 + \left( y - 5 \right)^2 = 9 $.	2