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
301	Find the center and radius of the circle $ x^2+(y-\frac{1}{2})^2=\frac{281}{4} $.	2
302	Find the center and radius of the circle $ \left(x - 1 \right)^2 + \left( y + 1 \right)^2 = 0 $.	2
303	Find the center and radius of the circle $ (x-5)^2+(y-6)^2=0 $.	2
304	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( 7 , 7 \right) } $.	2
305	Find the center and radius of the circle $ \left( x + 5 \right)^2 + \left( y - 10 \right)^2 = 9 $.	2
306	Find the center and radius of the circle $ (x-9)^2+(y+13)^2=81 $.	2
307	Find the center and radius of the circle $ x^2+y^2 + 10 x -16 y + 80 = 0 $.	2
308	Find the center and radius of the circle $ x^2 + y^2 -12 x -24 y + 12 = 0 $.	2
309	Find the center and radius of the circle $ x^2+(y+2)^2=4 $.	2
310	Find the center and radius of the circle $ x^2+y^2 + 8 x -10 y + 5 = 0 $.	2
311	Find the center and radius of the circle $ x^2 + y^2 -16 x -14 y + 76 = 0 $.	2
312	Find the center and radius of the circle $ x^2 + y^2 = 10 $.	2
313	Find the center and radius of the circle $ \left(x - 1 \right)^2 + \left( y + 2 \right)^2 = 5 $.	2
314	Find the center and radius of the circle $ \left(x - 1 \right)^2 + \left( y + 2 \right)^2 = 36 $.	2
315	Find the center and radius of the circle $ (x+7)^2+(y+2)^2=4 $.	2
316	Find the center and radius of the circle $ x^2+y^2 -6 x -4 y + 9 = 0 $.	2
317	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( 2 , 6 \right)} $ and radius $ \color{blue}{ 4 }$	2
318	Find the center and radius of the circle $ \left(x - 14 \right)^2 + \left( y - 2 \right)^2 = 4 $.	2
319	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -6 , 2 \right)} $ passing throught the point $ \color{blue}{ P = \left( -9 , -2 \right) } $.	2
320	Find the center and radius of the circle $ (x-8)^2+(y+13)^2=361 $.	2
321	Find the center and radius of the circle $ x^2 + \left( y - 4 \right)^2 = 17 $.	2
322	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( -2 , -7 \right)} $ and radius $ \color{blue}{ 8 }$	2
323	Find the center and radius of the circle $ (x-5)^2+(y-5)^2=5 $.	2
324	Find the center and radius of the circle $ x^2+y^2 + 0 x + 15 y + 36 = 0 $.	2
325	Find the center and radius of the circle $ \left( x + 3 \right)^2 + \left( y - 3 \right)^2 = 16 $.	2
326	Find the center and radius of the circle $ (x-6)^2+(y-2)^2=0 $.	2
327	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( 3 , 5 \right)} $ and radius $ \color{blue}{ 16 }$	2
328	Find the center and radius of the circle $ x^2 + y^2 -6 x + 8 y -119 = 0 $.	2
329	Find the center and radius of the circle $ x^2 + y^2 + 16 x + 4 y + 43 = 0 $.	2
330	Find the center and radius of the circle $ (x-3)^2+(y+3)^2=9 $.	2
331	Find the center and radius of the circle $ x^2 + y^2 -4 x + 12 y -24 = 0 $.	2
332	Find the center and radius of the circle $ x^2 + y^2 + 14 x + 6 y -42 = 0 $.	2
333	Find the center and radius of the circle $ x^2+y^2 -3 x -3 y + \frac{ 9 }{ 4 } = 0 $.	2
334	Find Standard equation of a circle with a center at $ \color{blue}{C = \left( -4 , -6 \right)} $ passing throught the point $ \color{blue}{ P = \left( -1 , -4 \right) } $.	2
335	Find the center and radius of the circle $ (x+2)^2+(y+6)^2=81 $.	2
336	Find the center and radius of the circle $ x^2+y^2 -2 x + 2 y -23 = 0 $.	2
337	Find the center and radius of the circle $ x^2 + y^2 + 12 x + 4 y + 36 = 0 $.	2
338	Find standard equation of a circle with a center at $ \color{blue}{C = \left( -6 , -2 \right)} $ passing throught the point $ \color{blue}{ P = \left( -10 , -9 \right) } $.	2
339	Find the center and radius of the circle $ x^2 + y^2 -4 x + 6 y + 14 = 0 $.	2
340	Find the center and radius of the circle $ x^2+y^2 + 6 x -8 y -24 = 0 $.	2
341	Find the center and radius of the circle $ x^2+(y+5)^2=9 $.	2
342	Find the center and radius of the circle $ x^2+y^2 -28 x -10 y + 220 = 0 $.	2
343	Find the center and radius of the circle $ x^2 + y^2 -8 x -33 = 0 $.	2
344	Find the center and radius of the circle $ x^2+y^2 -12 x + 8 y -48 = 0 $.	2
345	Find the center and radius of the circle $ (x+5)^2+(y+4)^2=4 $.	2
346	Find standard equation of a circle with a center at $ \color{blue}{C = \left( 0 , -1 \right)} $ passing throught the point $ \color{blue}{ P = \left( -\sqrt{ 8 } , 10 \right) } $.	2
347	Find the center and radius of the circle $ x^2 + y^2 + 10 x -8 y -23 = 0 $.	2
348	Find the center and radius of the circle $ x^2 + y^2 + 6 x -4 y -23 = 0 $.	2
349	Find the center and radius of the circle $ \left( x + 14 \right)^2 + \left( y - 13 \right)^2 = 16 $.	2
350	Find the center and radius of the circle $ x^2+y^2 + 6 x + 4 y -36 = 0 $.	2